Clark Gable
James Gannon

Doris Day
Erica Stone

Gig Young
Dr. Hugo Pine

Mamie Van Doren
Peggy DeFore

Nick Adams
Barney Kovac

Peter Baldwin
Harold Miller

Marion Ross
Katy Fuller

Charles Lane
Roy

Jack Albertson
Guide

Harry Antrim
Crowley

Vivian Nathan
Mrs. Kovac

Cyril Delevanti
Copy Man (uncredited)

Bess Flowers
Bongo Club Patron (uncredited)

Sandra Gould
Tess (uncredited)

Elizabeth Harrower
Clara Dibney (uncredited)

Kenner G. Kemp
Bongo Club Patron (uncredited)

Frank Richards
Cab Driver (uncredited)

James Bacon
Himself (uncredited)

Frank Baker
Tour Group Member (uncredited)

Terry Becker
Mr. Appino (uncredited)

George Cisar
Bongo Club Patron (uncredited)

Hal K. Dawson
Bill (uncredited)

Philo McCullough
Tour Group Member (uncredited)

Harry 'Snub' Pollard
Reporter (uncredited)

Steffi Sidney
Book Store Girl (uncredited)

Hal Taggart
Bongo Club Patron (uncredited)