Cary Grant as Cmdr. Andrew " Andy" Crewson

Jayne Mansfield as Alice Kratzner

Leif Erickson as Eddie Turnbill

Suzy Parker as Gwinneth Livingston

Ray Walston as Lt. (j.g.) Howard McCann

Larry Blyden as "Mississip" Hardy

Werner Klemperer as Lt. Walter Wallace

Nathaniel Frey as Ruddle

Jack Mullaney as Albert Lewis

Harry Carey, Jr. as Chuck Roundtree (uncredited)

William Phipps as Al Hendrick (uncredited)

Richard Deacon as Bill Hotchkiss (uncredited)

Frank Nelson as R.L. Nielson (uncredited)

John Doucette as Shore Patrol Officer (uncredited)

Kathleen Freeman as Nurse Wilinski (uncredited)

Maudie Prickett as Nurse (uncredited)

Nancy Kulp as Hospital Switchboard Operator (uncredited)

Peter Leeds as Reporter (uncredited)

Ben Wright as British Pilot (uncredited)