Supergirl Season 4 Episode 4
Ahimsa
When Supergirl needs help, Alex asks Lena and Brainiac to team up. Meanwhile, J’onn questions his decision to quit the DEO. However, after running into Manchester Black, he realizes there are a lot of ways to help his fellow aliens during this tumultuous time.
Guest Stars
Rhona Mitra
Mercy Graves
David Ajala
Manchester Black
Bruce Boxleitner
President Baker
Tiya Sircar
Fiona Byrne
April Parker Jones
Colonel Lauren Haley