character - Ro-Man (archive footage)

character - Grandpa

character - Ticket Purchaser

character - Guard

character - Mr. Meyers

character - Olney Curtis

character - Policeman (uncredited)

character - Ernest

character - Mr. Bunch

character - Anatole the Gorilla

character - Monstro

character - Charles

character - Gorgo

character - Gorilla

character - Bruiser

character - Hilda the Gorilla

character - Prisoner

character - Furniture Mover

character - Loading Dock Worker Mack

character - Bus Driver (uncredited)

character - Gorilla

character - LaFarge, the foreman

character - 'Rock' Swenson

character - Goliath the Gorilla (uncredited)

character - Hood (uncredited)

character - Convict

character - Ro-Man the Monster / Great Guidance

character - George

character - Gorilla

character - Gendarme (uncredited)

character - Soldier in Bistro (uncredited)

character - Federal Agent (uncredited)

character - Policeman (uncredited)

character - Barfly (uncredited)

character - Man at Bar (uncredited)

character - Federal Agent (uncredited)

character - Seaman

character - Bouncer at Gym (Uncredited)

character - Loyalist (uncredited)

character - Train Passenger (uncredited)

character - Military Policeman at Dock

character - Jedson

character - Crewman (uncredited)

character - Aloysius

character - Fifth Columnist in Brawl

character - Dirigible Lieutenant

character - Nightclub Patron (uncredited)

character - Dancer

character - Minor Role (uncredited)

character - Dancer