Legion of Super-Heroes

Meg Donnelly

Supergirl / Kara (voice)

Harry Shum Jr.

Brainiac 5 (voice)

Jensen Ackles

Batman (voice)

Gideon Adlon

Phantom Girl (voice)

Matt Bomer

The Flash (voice)

Darren Criss

Superman (voice)

Robbie Daymond

TimberWolf / Brainiac 4 (voice)

Darin De Paul

Brainiac / Solomon Grundy (voice)