Duet (II)

Season 3 - Episode 17: Duet (II)
Overview
Barry and team are surprised when Mon-El and Hank Henshaw arrive on their Earth carrying a comatose Supergirl who was whammied by the Music Meister. Unable to wake her up, they turn to Team Flash to save her. However, the Music Meister surprises The Flash and puts him in a similar coma, one that Team Flash can't cure. Kara and Barry wake up without their powers in an alternate reality where life is like a musical and the only way to escape is by following the script, complete with singing and dancing, to the end. The crossover starts on Supergirl S02E16 Star-Crossed (I).
Episode Information
TV Show
The Flash
Season
Season 3
Episode Number
17
Air Date
March 21, 2017
Runtime
43 minutes
Rating
3.4/5
Guest Stars

Darren Criss
Music Meister

Melissa Benoist
Kara Danvers / Supergirl

David Harewood
J'onn J'onzz / Martian Manhunter

Victor Garber
Digsy's Husband

John Barrowman
Cutter Moran

Jeremy Jordan
Grady
Crew

Dermott Downs
Director

Andrew Kreisberg
Story

Greg Berlanti
Story
C. Kim Miles
Director of Photography

Todd Helbing
Teleplay
Aaron Helbing
Teleplay