TV Shows/The Flash/Season 3/S03E20

S03E20 – I Know Who You Are

S03E20

7.9/ 1002 May 201742 min

I Know Who You Are

The Flash – Season 3

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.

Cast

Grant Gustin

Grant Gustin

Barry Allen / The Flash

Danielle Panabaker

Danielle Panabaker

Dr. Caitlin Snow / Killer Frost

Carlos Valdes

Carlos Valdes

Cisco Ramon / Vibe

Keiynan Lonsdale

Keiynan Lonsdale

Wally West / Kid Flash

Tom Cavanagh

Tom Cavanagh

Harrison 'H.R.' Wells

Jesse L. Martin

Jesse L. Martin

Joe West

Tom Felton

Tom Felton

Dr. Julian Albert

Candice Patton

Candice Patton

Iris West

Danielle Nicolet

Danielle Nicolet

Cecile Horton

Tobin Bell

Tobin Bell

Savitar (voice) (uncredited)

Anne Dudek

Anne Dudek

Tracy Brand

Andre Tricoteux

Andre Tricoteux

Savitar

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