Glenn Ford as Elliott Nash

Debbie Reynolds as Nell Nash

John McGiver as Sam Thorpe

Doro Merande as Matilda

Mabel Albertson as Mrs. Chandler

Carl Reiner as Harlow Edison

Bert Freed as Lt. Jenkins

Martin Landau as The Duke

Helen Kleeb as Miss Spence, Nash's Secretary

Jon Lormer as Dr. Weiner

James Gavin as Sgt. Drucker

Dick Wessel as Louis the Louse (as Richard Wessel)

Robert Ellenstein as Ben

Stanley Adams as Dan Shelby (voice) (uncredited)

Don Anderson as Television Technician in Booth (uncredited)

Gene Coogan as Man (uncredited)

Michael Dugan as First Engineer (uncredited)

Meurisse Duree as Dancer (uncredited)

Franklyn Farnum as Television Technician in Booth (uncredited)

Jack Kruschen as Taxi Driver (uncredited)

Rex Lease as Stage Manager (uncredited)

Carey Leverette as Dancer (uncredited)

Owen McGiveney as Stage Doorman (uncredited)

Frank Mitchell as Mr. Olson (uncredited)

Ray Pourchot as Police Officer (uncredited)

William Smith as Actor Who Trips Over Camera (uncredited)

Guy Stockwell as Actor (voice) (uncredited)

Harlan Warde as Dr. Bradley (uncredited)