Joan Alexander

Secret Agent (voice) (uncredited)

Jackson Beck

Narrator / Police Chief / Saboteur (voice) (uncredited)

Bud Collyer

Clark Kent / Superman / Saboteur (voice) (uncredited)

Jack Mercer

Perry White / Saboteur (voice) (uncredited)

Julian Noa

Perry White / Police Officer / Saboteur (voice) (uncredited)