Elvis Presley as Mike McCoy

Shelley Fabares as Cynthia Foxhugh

Diane McBain as Diana St. Clair

Dodie Marshall as Susan

Deborah Walley as Les

Jack Mullaney as Curly

Will Hutchins as Tracy Richards

Warren Berlinger as Philip Short

Jimmy Hawkins as Larry

Carl Betz as Howard Foxhugh

Cecil Kellaway as Bernard Ranley

Una Merkel as Violet Ranley

Frederick Worlock as Blodgett

Dave Barry as Harry

Thordis Brandt as Bit Girl (uncredited)

Victoria Carroll as Award Beauty (uncredited)

Nancy Czar as Platinum Beauty (uncredited)

Phyllis Davis as Bit Girl (uncredited)

Red West as Shorty's Pit Crew (uncredited)

Virginia Wood as Blonde Girl (uncredited)