Bobby Darin as John 'Ghost' Wakefield

Stella Stevens as Jess Polanski

Everett Chambers as Benny Flowers

Nick Dennis as Nick Bubalinas

Vince Edwards as Tommy Sheehan

Val Avery as Milt Frielobe

Marilyn Clark as Countess

James Joyce as Reno Vitelli

Rupert Crosse as Baby Jackson

Mario Gallo as Recording Engineer

Alan Hopkins as Skipper Camez

Cliff Carnell as Charlie

Richard Chambers as Pete

Seymour Cassel as Red

Dan Stafford as Shelley

Allyson Ames as Billie Grey (uncredited)

Johnny Bangert as Umpire (uncredited)

Ralph Brooks as Party Guest (uncredited)

Morris Buchanan as Party Guest (uncredited)

Ivan Dixon as Party Guest (uncredited)

Slim Gaillard as Piano Player / Party Singer (uncredited)

Patti Newby as Carol Samuels (uncredited)

Joe Ploski as Man Checking Credentials (uncredited)

Cosmo Sardo as Bartender (uncredited)

June Wilkinson as Shirley (Uncredited)