S2·E9 – Underdog: Whistler's Father 1&2 / Go Go Gophers: Don't Fence Me In / Commander McBragg: The Eclipse

Wally Cox

Underdog (Voice)

Norma MacMillan

Sweet Polly Purebred (Voice)

Allen Swift

Riff Raff (Voice)

George S. Irving

Narrator (Voice)