Doctor Who

Doctor Who (2005 – 2021)

2005 • 13 seasons • Action & Adventure, Drama • TV-PG

On August 10, 2026

#94 ▲ 11

94th by attention TV show online

9,294.6 Attention Score

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photo from the episode

Episode 209 — Legend of the Sea Devils

Season 0 • Doctor Who

Released: 2022-04-17 • Action & Adventure/Drama/Sci-Fi & Fantasy

54%

User score

In 19th century China, a small coastal village is under threat – from both the fearsome pirate queen Madame Ching and a monstrous alien force which she unwittingly unleashes. Will the Doctor, Yaz and Dan emerge from this swashbuckling battle with the Sea Devils to save the planet?

Where to Stream Episode 209

Season 0 · Episode 209 · Streaming in USA

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Episodes

Episode 1
Children in Need: Born Again
2005-11-18

Episode 2
The Christmas Invasion
2005-12-25

Episode 3
Attack of the Graske
2005-12-25

Episode 4
The Runaway Bride
2006-12-25

Episode 5
The Infinite Quest
2007-06-30

Episode 6
Children in Need: Time Crash
2007-11-16

Episode 7
Voyage of the Damned
2007-12-25

Episode 8
Proms Special: Music of the Spheres
2008-07-27

Episode 9
The Next Doctor
2008-12-25

Episode 10
Christmas Moments
2008-12-25

Episode 11
Doctor Who at the Proms
2009-01-01

Episode 12
Proms Special: Behind the Scenes
2009-01-01

Episode 13
Planet of the Dead
2009-04-11

Episode 14
The Waters of Mars
2009-11-15

Episode 15
Dreamland
2009-12-05

Episode 16
The End of Time (1)
2009-12-25

Episode 17
The End of Time (2)
2010-01-01

Episode 18
The Ultimate Guide
2010-04-17

Episode 19
Tardisode 01: New Earth
2006-04-08

Episode 20
Tardisode 02: Tooth And Claw
2006-04-15

Episode 21
Tardisode 03: School Reunion
2006-04-22

Episode 22
Tardisode 04: The Girl In The Fireplace
2006-04-29

Episode 23
Tardisode 05: Rise of the Cybermen
2006-05-06

Episode 24
Tardisode 06: The Age Of Steel
2006-05-13

Episode 25
Tardisode 07: The Idiot's Lantern
2006-05-20

Episode 26
Tardisode 08: The Impossible Planet
2006-05-27

Episode 27
Tardisode 09: The Satan Pit
2006-06-03

Episode 28
Tardisode 10: Love And Monsters
2006-06-17

Episode 29
Tardisode 11: Fear Her
2006-06-17

Episode 30
Tardisode 12: Army Of Ghosts
2006-06-24

Episode 31
Tardisode 13: Doomsday
2006-07-01

Episode 32
Doctor Who at the Proms (2010)
2010-09-06

Episode 33
Children in Need: A TARDIS Tea Party
2010-11-19

Episode 34
A Christmas Carol
2010-12-25

Episode 35
Space (1)
2011-03-18

Episode 36
Time (2)
2011-03-18

Episode 37
Best of the Doctor
2011-08-13

Episode 38
Death is the Only Answer
2011-10-01

Episode 39
Best of the Monsters
2011-08-27

Episode 40
Best of the Companions
2011-09-03

Episode 41
Doctor Who: A Celebration Concert
2007-05-28

Episode 42
The Impossible Astronaut Prequel
2011-03-25

Episode 43
The Curse of the Black Spot Prequel
2011-04-30

Episode 44
A Good Man Goes to War Prequel
2011-05-28

Episode 45
Let's Kill Hitler Prequel
2011-08-15

Episode 46
The Wedding of River Song Prequel
2011-09-26

Episode 47
The Doctor, the Widow and the Wardrobe
2011-12-25

Episode 48
Children in Need: The Doctor's Clothes
2011-11-18

Episode 49
Best of the Christmas Specials
2011-12-24

Episode 50
The Doctor, the Widow and the Wardrobe Prequel
2011-12-06

Episode 51
Night and the Doctor: Bad Night
2011-11-22

Episode 52
Night and the Doctor: Good Night
2011-11-22

Episode 53
Night and the Doctor: First Night
2011-11-22

Episode 54
Night and the Doctor: Last Night
2011-11-22

Episode 55
Night and the Doctor: Up All Night
2011-11-22

Episode 56
Good as Gold
2012-05-24

Episode 57
The Science of Doctor Who
2012-08-04

Episode 58
The Women of Doctor Who
2012-08-11

Episode 59
The Timey-Wimey of Doctor Who
2012-08-18

Episode 60
The Destinations of Doctor Who
2012-08-25

Episode 61
Pond Life (1)
2012-08-27

Episode 62
Pond Life (2)
2012-08-28

Episode 63
Pond Life (3)
2012-08-29

Episode 64
Pond Life (4)
2012-08-30

Episode 65
Pond Life (5)
2012-08-31

Episode 66
The Snowmen
2012-12-25

Episode 67
Meanwhile in the TARDIS (1)
2010-11-09

Episode 68
Meanwhile in the TARDIS (2)
2010-11-09

Episode 69
Asylum of the Daleks Prequel
2012-09-02

Episode 70
The Making of the Gunslinger (A Town Called Mercy Prequel)
2012-09-09

Episode 71
The Last Day of the Ponds
2012-09-29

Episode 72
Doctor Who in America
2011-04-30

Episode 73
Doctor Who in the U.S.
2012-09-29

Episode 74
The Great Detective (Children in Need)
2012-11-16

Episode 75
Doctor Who: P.S.
2012-10-12

Episode 76
Doctor Who: Rewind - Trust your Doctor
2011-04-23

Episode 77
Vastra Investigates: A Christmas Prequel
2012-12-17

Episode 78
An Adventure in Space and Time
2013-11-21

Episode 79
The Bells of Saint John: A Prequel
2013-03-23

Episode 80
The Battle of Demons Run: Two Days Later
2013-03-25

Episode 81
National Television Awards Sketch 2011
2011-01-26

Episode 82
The Night of the Doctor
2013-11-14

Episode 83
The Day of the Doctor
2013-11-23

Episode 84
The Time of the Doctor
2013-12-25

Episode 85
She Said, He Said (The Name of the Doctor Prequel)
2013-05-11

Episode 86
Clarence and the Whispermen (The Name of the Doctor Prequel)
2013-05-27

Episode 87
Doctor Who Live: The Next Doctor
2013-08-04

Episode 88
Doctor Who at the Proms 2013
2013-08-26

Episode 89
The Companions
2013-03-31

Episode 90
The Science of Doctor Who
2013-11-14

Episode 91
The Ultimate Guide
2013-11-18

Episode 92
The Afterparty
2013-11-23

Episode 93
The Last Day
2013-11-20

Episode 94
Doctor Who Explained
2013-11-22

Episode 95
The Five(ish) Doctors Reboot
2013-11-23

Episode 96
The Day of the Doctor: Behind the Lens
2013-11-23

Episode 97
Tales from the TARDIS
2013-11-18

Episode 98
Clara and the TARDIS
2013-09-24

Episode 99
Rain Gods
2013-09-24

Episode 100
The Inforarium
2013-09-24

Episode 101
Farewell to Matt Smith
2013-12-25

Episode 102
Tonight's the Night
2009-05-23

Episode 103
The Time of the Doctor: Behind the Lens
2013-12-26

Episode 115
Greatest Monsters and Villains (1) - The Judoon
2013-11-15

Episode 116
Greatest Monsters and Villains (2) - The Silurians
2013-11-15

Episode 117
Greatest Monsters and Villains (3) - The Ood
2013-11-15

Episode 118
Greatest Monsters and Villains (4) - The Clockwork Men
2013-11-15

Episode 119
Greatest Monsters and Villains (5) - The Ice Warriors
2013-11-16

Episode 120
Greatest Monsters and Villains (6) - The Cybermen
2013-11-16

Episode 121
Greatest Monsters and Villains (7) - The Silence
2013-11-16

Episode 122
Greatest Monsters and Villains (8) - The Master
2013-11-17

Episode 123
Greatest Monsters and Villains (9) - The Weeping Angels
2013-11-17

Episode 124
Greatest Monsters and Villains (10) - The Daleks
2013-11-17

Episode 125
The Ultimate Companion
2014-08-17

Episode 126
The Ultimate Time Lord
2014-08-19

Episode 127
Doctor Who: Earth Conquest - The World Tour
2014-12-25

Episode 128
Live Preshow
2014-08-23

Episode 129
After Who Live
2014-08-23

Episode 130
Doctor Who Extra: Deep Breath
2014-08-23

Episode 131
Doctor Who Extra: Into the Dalek
2014-08-30

Episode 132
Doctor Who Extra: Robot of Sherwood
2014-09-06

Episode 133
Doctor Who Extra: Listen
2014-09-13

Episode 134
Doctor Who Extra: Time Heist
2014-09-20

Episode 135
Doctor Who Extra: The Caretaker
2014-09-27

Episode 136
Doctor Who Extra: Kill the Moon
2014-10-04

Episode 137
Doctor Who Extra: Mummy on the Orient Express
2014-10-11

Episode 138
Doctor Who Extra: Flatline
2014-10-18

Episode 139
Doctor Who Extra: The Forest of the Night
2014-10-25

Episode 140
Doctor Who Extra: Dark Water
2014-11-01

Episode 141
Doctor Who Extra: Death in Heaven
2014-11-08

Episode 142
Last Christmas
2014-12-25

Episode 143
Doctor Who Extra: Last Christmas
2014-12-25

Episode 144
Doctor Who Extra: The Husbands of River Song
2015-12-25

Episode 145
Deep Breath Prequel
2014-08-23

Episode 146
Season 9 Prologue
2015-09-11

Episode 147
The Doctor's Meditation
2015-09-18

Episode 148
The Husbands of River Song
2015-12-25

Episode 149
The Return of Doctor Mysterio
2016-12-25

Episode 150
Doctor Who Extra: The Return of Doctor Mysterio
2016-12-29

Episode 151
The Doctor: A New Kind of Hero
2016-12-27

Episode 152
Friend from the Future
2016-04-23

Episode 153
Meet the Thirteenth Doctor
2017-07-16

Episode 154
Twice Upon a Time
2017-12-25

Episode 155
An Adventure in Space and Time: Behind the Scenes
2013-11-21

Episode 156
Resolution
2019-01-01

Episode 157
Farewell, Sarah Jane
2020-04-19

Episode 158
Revolution of the Daleks
2021-01-01

Episode 159
Christopher Eccleston Interview
2005-11-21

Episode 160
Destroying the Lair
2005-11-21

Episode 161
Making Doctor Who with Russell T Davies
2005-11-21

Episode 162
Waking the Dead
2005-11-21

Episode 163
Laying Ghosts
2005-11-21

Episode 164
Series 1 Promos
2005-11-21

Episode 165
Doctor Who Trailer Storyboard
2005-11-21

Episode 166
Deconstructing Big Ben
2005-11-21

Episode 167
On Set With Billie Piper
2005-11-21

Episode 168
Mike Tucker's Mocks of Balloons
2005-11-21

Episode 169
Designing Doctor Who
2005-11-21

Episode 170
The Adventures of Captain Jack
2005-11-21

Episode 171
Series 1 TV Spots
2005-11-21

Episode 172
Billie Piper's Series 2 Video Diary
2006-11-20

Episode 173
David Tennant's Series 2 Video Diary
2006-11-20

Episode 174
Series 2 Outtakes
2006-11-20

Episode 175
Series 2 Deleted Scenes
2006-11-20

Episode 176
Freema Agyeman Studio Tour
2007-11-05

Episode 177
Series 3 Deleted Scenes
2007-11-05

Episode 178
Series 3 Outtakes
2007-11-05

Episode 179
Series 3 TV Spots (Part 1)
2007-11-05

Episode 180
Series 3 TV Spots (Part 2)
2007-11-05

Episode 181
Series 3 TV Spots (Part 3)
2007-11-05

Episode 182
David Tennant's Series 3 Video Diary
2007-11-05

Episode 183
Easter Egg (from 'Blink')
2007-11-05

Episode 184
David Tennant's Series 4 Video Diary (Part 1)
2007-11-05

Episode 185
David Tennant's Series 4 Video Diary (Part 2)
2007-11-05

Episode 186
Series 4 Deleted Scenes: Voyage of the Damned
2007-11-05

Episode 187
Series 4 Deleted Scenes: Howard Attfield
2007-11-05

Episode 188
Series 4 Deleted Scenes: Episodes 1-3
2007-11-05

Episode 189
Series 4 Deleted Scenes - Episodes 6-7
2007-11-05

Episode 190
Series 4 Deleted Scenes - Episodes 9-13
2007-11-05

Episode 191
Series 4 TV Spots (Part 1)
2007-11-05

Episode 192
Series 4 TV Spots (Part 2)
2007-11-05

Episode 193
Series 4 TV Spots (Part 3)
2007-11-05

Episode 194
Series 4 TV Spots (Part 4)
2007-11-05

Episode 195
David Tennant's Video Diary: The Final Days
2010-01-11

Episode 196
BBC1 Christmas Idents
2010-01-11

Episode 197
Doctor Who at Comic-Con 2009
2010-01-11

Episode 198
Series 4 Specials Deleted Scenes
2010-01-11

Episode 199
In Conversation With: David Tennant
2010-01-11

Episode 200
Monster Files: The Daleks
2010-11-08

Episode 201
Monster Files: The Weeping Angels
2010-11-08

Episode 202
Monster Files: The Silurians
2010-11-08

Episode 203
Monster Files: The Alliance
2010-11-08

Episode 204
Series 5 Video Diaries: Part 1
2010-11-08

Episode 205
Series 5 Video Diaries: Part 2
2010-11-08

Episode 206
Series 5 Video Diaries: Part 3
2010-11-08

Episode 207
Season 5 Outtakes
2010-11-08

Episode 208
Eve of the Daleks
2022-01-01

Episode 209
Legend of the Sea Devils
2022-04-17

Episode 210
The Power of the Doctor
2022-10-23

Information

Creator	Sydney Newman
Episode air date	17.04.2022
Episode runtime	48 min
Episode rating	5.40
Genres	Action & Adventure / Drama / Sci-Fi & Fantasy
TMDB series rating	7.6
IMDb series rating	8.5
Series status	Ended
Age rating	6+
Country	GB

Trailer

Additional videos

All Doctor Who Title Sequences: 1963-2023 | Doctor Who

All Doctor Who Title Sequences: 1963-2023 | Doctor Who

▶

Thirteenth Doctor Title Sequence | Doctor Who: Series 11

Thirteenth Doctor Title Sequence | Doctor Who: Series 11

▶

Twelfth Doctor's Christmas Titles | The Husbands of River Song

Twelfth Doctor's Christmas Titles | The Husbands of River Song

▶

Doctor Who Rock Theme

Doctor Who Rock Theme

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The Adventure Begins - Series 1-8 Trailer

The Adventure Begins - Series 1-8 Trailer

▶

Twelfth Doctor Intro

Twelfth Doctor Intro

▶

Eleventh Doctor Titles Version 2

Eleventh Doctor Titles Version 2

▶

Eleventh Doctor Intro

Eleventh Doctor Intro

▶

Tenth Doctor Titles

Tenth Doctor Titles

▶

Ninth Doctor Intro

Ninth Doctor Intro

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The Trip of a Lifetime with the Ninth Doctor - Series 1 TV Trailer

The Trip of a Lifetime with the Ninth Doctor - Series 1 TV Trailer

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Cast

Jodie Whittaker

Jodie Whittaker
The Doctor

Mandip Gill
Yasmin 'Yaz' Khan

John Bishop
Dan Lewis

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