The Flash Lose Yourself (Season 4, Episode 18)
TV-PG
TV Episode | 42 min | Action, Adventure, Drama

The Flash

Lose Yourself (Season 4, Episode 18)

TV-PG

TV Episode | 42 min | Action, Adventure, Drama

Barry and the team find a way into the Thinker's lair; Ralph considers crossing a dangerous line to defeat him; Joe is concerned by Harry's recent behavior.

Showrunner

Todd Helbing

Director

Hanelle M. Culpepper

Writers

Greg Berlanti (developed by) | Andrew Kreisberg (developed by) | Geoff Johns (developed by) | Jonathan Butler (written by) | Gabriel Alejandro Garza (written by) (as Gabriel Garza)

Producers

Jonathan Butler | Geoff Garrett | Gabriel Alejandro Garza (as Gabriel Garza) | Todd Helbing & 2 more

Composers

Nathaniel Blume | Blake Neely

Cinematographer

Alwyn Kumst

Editor

Christopher Oakes (edited by)

Casting Directors

Lyndsey Baldasare | David Rapaport (as David H. Rapaport)

Production Designer

Troy Hansen

See all filmmakers & crew (211)

Edit Released

Updated Apr 17, 2018

Release date

Apr 17, 2018 (United States)

Awards

Series awards

Nominated for 1 Primetime Emmy Award. Another 31 wins & 99 nominations

Contacts

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Cast	+ Add Cast
16 cast members

Name	Known for
Grant Gustin Barry Allen / The Flash Barry Allen / The Flash See fewer	The Flash (2014)
Candice Patton Iris West-Allen Iris West-Allen See fewer	The Flash (2014)
Danielle Panabaker Caitlin Snow / Killer Frost Caitlin Snow / Killer Frost See fewer	The Flash (2014)
Carlos Valdes Cisco Ramon / Vibe Cisco Ramon / Vibe See fewer	The Flash (2014)
Neil Sandilands Clifford DeVoe Clifford DeVoe See fewer	Sweet Tooth (2021)
Tom Cavanagh Dr. Harry Wells Dr. Harry Wells See fewer	Ed (2000)
Jesse L. Martin Joe West Joe West See fewer	Rent (2005)
Hartley Sawyer Ralph Dibny / Elongated Man Ralph Dibny / Elongated Man See fewer	The Flash (2014)
Kim Engelbrecht Marlize DeVoe / The Mechanic Marlize DeVoe / The Mechanic See fewer	Eye in the Sky (2015)
Miranda MacDougall Izzy Bowin Izzy Bowin See fewer	Hunting Matthew Nichols (2024)
Arturo Del Puerto Edwin Gauss / Folded Man Edwin Gauss / Folded Man See fewer	Independence Day: Resurgence (2016)
Bethany Brown Janet Petty Janet Petty See fewer	F*** Marry Kill (2024)
Leonardo Nam Matthew Kim Matthew Kim See fewer	Westworld (2016)
Andrew Barber Hippie Guy Hippie Guy See fewer	Tromasterpiece Theatre: Poultrygeist (2020)
Joel Wirkkunen Bus Driver Bus Driver See fewer	Toreador (2004)
Morena Baccarin Gideon (voice) (uncredited) Gideon (voice) (uncredited) See fewer	Deadpool (2016)