Season 1

Bob Denver

Gilligan (voice)

Alan Hale Jr.

Captain Jonas "The Skipper" Grumby (voice)

Jim Backus

Thurston Howell, III (voice)

Natalie Schafer

Eunice "Lovey" Wentworth Howell (voice)

Dawn Wells

Ginger Grant / Mary Ann Summers (voices)

Russell Johnson

Roy "The Professor" Hinkley (voice)