Name: Episode 20 — I Know Who You Are
Released: 2017-05-02
Duration: 42 min
Rating: 7.9
Cast: Grant Gustin, Candice Patton, Danielle Panabaker, Danielle Nicolet, Kayla Compton

The Flash (2014 – 2023)

2014 • 9 seasons • Drama, Sci-Fi & Fantasy • TV-PG

7.5/10 386,872

78% 11,460

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On August 7, 2026

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Episode 20 — I Know Who You Are

Released: 2017-05-02 • Drama/Sci-Fi & Fantasy

79%

User score

Barry and the team meet Tracy Brand, a scientist, who may be the key to stopping Savitar. Unfortunately, Killer Frost is also after Tracy so Team Flash must battle their old friend, which proves to be particularly difficult for Cisco. Joe and Cecile’s relationship takes a big turn.

Information

Creator	Greg Berlanti, Geoff Johns
Episode air date	02.05.2017
Episode runtime	42 min
Episode rating	7.90
Genres	Drama / Sci-Fi & Fantasy
TMDB series rating	7.8
IMDb series rating	7.5
Series status	Ended
Age rating	6+
Country	US

The Flash (2014 – 2023)

Episode 20 — I Know Who You Are

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Trailer of Season 3

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