Plot: After overcoming a mutiny at sea Polly and the gang continue on to the south sea Island to find "Fearo the Ferocious". Upon arriving at the Island Underdog saves the day as he overcomes ferocious dinosaurs

Underdog - Season 1 - Fearo, Part 2 (Episode 18)
Episode Aired On:
Tuesday, December 1 1964
60 years ago
Tuesday, December 1 1964
60 years ago