Bob Denver
Gilligan (98 eps)
Alan Hale Jr.
Jonas "The Skipper" Grumby (98 eps)
Russell Johnson
Roy "The Professor" Hinkley (98 eps)
Jim Backus
Thurston Howell, III (98 eps)
Natalie Schafer
Eunice "Lovey" Wentworth Howell (98 eps)
Tina Louise
Ginger Grant (98 eps)
Dawn Wells
Mary Ann Summers (98 eps)
Herb Vigran
Lucky (voice) (uncredited) (2 eps)
Michael Forest
Ugundi (1 eps)
Jack Sheldon
Lucky (uncredited) (1 eps)
Sterling Holloway
Burt (1 eps)
Louis Quinn
Hank (uncredited) (1 eps)
Larry Storch
Jackson Farrell (1 eps)
Midori
Kalani (1 eps)
Orangey
Cat (uncredited) (1 eps)
Harold J. Stone
Alexandre Gregor Dubov (1 eps)