Cause and Effect S21E21 - Cause and Effect 2017
Barry takes drastic measures to stop Savitar. Meanwhile, H.R. continues to push Tracy Brand to design the trap for Savitar and Killer Frost returns with an interesting proposal.
- Released: 2017-05-09
- Runtime: 50 minutes
- Genre:
- Stars: Grant Gustin, Danielle Panabaker, Carlos Valdes, Keiynan Lonsdale, Tom Cavanagh, Jesse L. Martin, Tom Felton, Candice Patton
- Director: David McWhirter