Underdog (1964–1973)

Wally Cox: Underdog, Man, Emperor, First Mate, Bubblehead Soldiers, Ghost, Old Timer, Police Officer, Sailor, Bank Committee Member, Bank Official, Fire Man, Jury Foreman, Men, Museum Worker, Scientists, Train Engineer

Quotes 

• Underdog : There's no need to fear! Underdog is here!

• [from the opening scene of the pilot episode, "Safe Waif", also used as the show's prologue] 

  Narrator : One of the city's most humble and lovable characters was... Shoeshine Boy.

  Shoeshine Boy : [finishes shining a man's shoes]  All finished, sir.

  Man : [gives Shoeshine Boy a silver coin]  Thanks, Shoeshine Boy, you're humble and lovable.

  Shoeshine Boy : Bless you, sir.

  [bites coin] 

  Narrator : Little did anyone know that whenever there was a call for help...

  Woman : Help! Help-Help!

  [Shoeshine Boy's ears perk up in surprise] 

  Narrator : Shoeshine Boy became, in real life...

  [Shoeshine Boy runs into a telephone booth, which explodes, and he emerges as...] 

  Narrator : Underdog!

• Underdog : When Polly's in trouble/I am not slow,/It's hip, hip, hip/And away I go!

• 1st Man : [at end of each show]  Look, up in the sky! It's a plane!

  2nd Man : It's a bird!

  Woman : It's a frog!

  1st Man : A frog?

  Underdog : Not plane nor bird nor even frog. It's just little old me...

  [sound of crash off camera] 

  Underdog : Heh-heh, Underdog.

• [repeated line] 

  Underdog : [whenever something goes wrong]  I am a hero who never fails. / I can't be bothered with such details.

• [repeated line] 

  Underdog : The secret compartment of my ring I fill, with an Underdog super energy pill.