Sherwood Schwartz Creator, Producer Bob Denver Gilligan Actor Alan Hale Jr. Jonas "The Skipper" Grumby Actor Jim Backus Thurston Howell III Actor Natalie Schafer Mrs. Lovey Howell Actor Tina Louise Ginger Grant Actor Russell Johnson Roy "The Professor" Hinkley Actor Dawn Wells Mary Ann Summers Actor Danny Klega Ivan Guest Star Les Brown Jr. Bingo Guest Star Richard Kiel The Ghost, Russian Agent Guest Star Russ Grieve Native Chief Guest Star Booth Colman Professor John Corwell Guest Star Zsa Zsa Gabor Erika Tiffany-Smith Guest Star Bob D'Arcy Robot Guest Star Arthur Peterson Professor George Bancroft Guest Star Henny Backus Native Mother Guest Star Mike Mazurki Igor Guest Star Vincent Beck Igor Guest Star Michael Witney Johnny Guest Star Mary Foran Native Daughter Guest Star Jack Arnold Executive Producer, Director Stanley Z. Cherry Director Wilbur D'Arcy Director Mary C. McCall Jr. Writer Barney Slater Writer Roland MacLane Writer Herb Finn Writer Budd Grossman Writer Jack Gross Jr. Writer Lois Peyser Writer Joan Maples Writer Leslie Goodwins Director Elroy Schwartz Writer Alan Dinehart Writer Michael Stein Writer Gary Nelson Director George Cahan Director