Gilligan / Russian Spy (99 episodes, 1964-1992)
Jonas 'The Skipper' Grumby (99 episodes, 1964-1992)
Thurston Howell III (99 episodes, 1964-1992)
Mrs. Lovey Howell (99 episodes, 1964-1992)
Ginger Grant / Eva Grubb (98 episodes, 1964-1967)
Professor Roy Hinkley / Professor Roy Hinckley (98 episodes, 1964-1967)
Mary Ann Summers (98 episodes, 1964-1967)
Radio Announcer (1 episode, 1964-1965)
Gorilla / Ape / Gladys / The Ape (2 episodes, 1965-1967)
Dr. Boris Balinkoff / Japanese Sailor / Japanese Soldier (4 episodes, 1965-1966)
Native / Native Warrior / Witch Doctor (3 episodes, 1965-1966)
Head Hunter / Native / Native Chief (1 episode, 1965)
Parrot / Ribbit the Frog / Sam, the Parrot (3 episodes, 1964-1965)
Wrongway Feldman (2 episodes, 1964-1965)
Duke Williams / Tongo the ape man (2 episodes, 1965-1967)
Commentator / Radio Announcer (1 episode, 1967)
Interviewer / NASA Official (1 episode, 1966-1967)
Copilot / Ryan (1 episode, 1966-1967)
Ginger (1 episode, 1992)
The Professor (1 episode, 1992)
Bunny (1 episode, 1992)
Jungle Boy (1 episode, 1965)
Jackson Farrell (1 episode, 1965)
Erika Tiffany-Smith (1 episode, 1965)
Pancho Hernando Gonzalez Enriques Rodriguez (1 episode, 1965)
Alexandre Gregor Dubov (1 episode, 1965)
Professor John Corwell (1 episode, 1965)
Igor (1 episode, 1965)
Bingo (1 episode, 1965)
Native Mother (1 episode, 1965)
Russian Agent / The Ghost (1 episode, 1966)
Norbett Wiley (1 episode, 1966)
Harold Hecuba (1 episode, 1966)
Lord Beasley Waterford (1 episode, 1966)
Burt (1 episode, 1967)
George Barkley (1 episode, 1967)
Jonathan Kincaid (1 episode, 1967)
King Kaliwani (1 episode, 1967)
General (1 episode, 1967)
Kalani (1 episode, 1967)
Native (1 episode, 1967)
Michaels (1 episode, 1967)
Royal Messenger (1 episode, 1967)
Professor George Bancroft (1 episode, 1965)
Johnny (1 episode, 1965)
The Mosquitoes (1 episode, 1965)
Ivan (1 episode, 1965)
Igor (1 episode, 1966)
Native (1 episode, 1966)
Ugundi (1 episode, 1967)
Ramoo (1 episode, 1967)
Hartley (1 episode, 1967)
Colonel (1 episode, 1967)
Newscaster (1 episode, 1965)
Native Daughter (1 episode, 1965)
Parsons (1 episode, 1967)
Lieutenant (1 episode, 1967)
Sol Tobias (1 episode, 1967)
Chimpanzee (1 episode, 1964)
Navy Lieutenant (1 episode, 1965)
Bango (1 episode, 1965)
Irving (1 episode, 1965)
Bongo (1 episode, 1965)
Male Turtle (1 episode, 1965)
Skipper's Turtle (1 episode, 1965)
Female Turtle (1 episode, 1965)
Self (1 episode, 1966)
Alice McNeil (uncredited) (1 episode, 1964)
Gen. Bryan (uncredited) (1 episode, 1965)
Maj. Adams (uncredited) (1 episode, 1965)
Lucky (uncredited) (1 episode, 1965)
Mary Ann Summers (uncredited) (1 episode, 1965)
Native (uncredited) (1 episode, 1965)
Gates - Farrell's Accomplice (uncredited) (1 episode, 1965)
Hank (uncredited) (1 episode, 1965)
Jose (uncredited) (1 episode, 1965)
Telephone Operator (uncredited) (1 episode, 1966)
St. Louis' Bijou Theatre operator (uncredited) (1 episode, 1966)
Commandant (uncredited) (1 episode, 1966)
Pilot (uncredited) (1 episode, 1966)
Felis Leo / Lion (uncredited) (1 episode, 1966)
Little Gilligan (uncredited) (1 episode, 1966)
Robot (uncredited) (1 episode, 1966)
Self (uncredited) (1 episode, 1966)
Radio Announcer (uncredited) (1 episode, 1966)
Lion (uncredited) (1 episode, 1966)
Native #1 (uncredited) (1 episode, 1967)
Prison Guard (uncredited) (1 episode, 1967)
Pigeon (uncredited) (1 episode, 1967)
Native #2 (uncredited) (1 episode, 1967)
