The “Gilligan’s Island” (CBS, 1964-67) cast and characters were .. .
Gilligan—Gilligan (Bob Denver)
The Skipper—Jonas Grumbly (Alan Hale, Jr.)
The Millionaire—Thurston Howell III (Jim Backus) His Wife—Mrs. Lovey Howell III (Natalie Schaefer) The Movie Star—Ginger Grant (Tina Louise)
The Professor—Roy Hinkley (Russell Johnson) Mary Ann—Mary Ann Summers (Dawn Wells)