Doctor Who

Doctor Who (2005 – 2021)

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

On August 9, 2026

#105 ▲ 1737

105th by attention TV show online

9,294.6 Attention Score

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photo from the episode

Episode 5 — The Infinite Quest

Season 0 • Doctor Who

Released: 2007-06-30 • Action & Adventure/Drama/Sci-Fi & Fantasy

60%

User score

The Tenth Doctor and Martha Jones set off on an adventure through space to find the datachips to unlock The Infinite, a huge spaceship that can grant people their heart's desire. However, the evil Baltazar is also searching for the ship.

Where to Stream Episode 5

Season 0 · Episode 5 · Streaming in USA

JustWatch

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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	30.06.2007
Episode runtime	45 min
Episode rating	6.00
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

▶

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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