Lana Turner
— Marjorie Penrose
Efrem Zimbalist Jr.
— Arthur Winner
Jason Robards
— Julius Penrose
George Hamilton
— Warren Winner
Susan Kohner
— Helen Detweiler
Thomas Mitchell
— Noah Tuttle
Everett Sloane
— Dr. Reggie Shaw
Yvonne Craig
— Veronica Kovacs
Gilbert Green
— Woolf
Claire Carleton
— Mrs. Kovacs
Frank Maxwell
— Jerry Brophy
Carroll O'Connor
— Bernie Breck
Jean Willes
— Junie McCarthy
Barbara Bel Geddes
— Clarissa Winner
Harry Holcombe
— Dr. Trowbridge (uncredited)
Robert Malcolm
— Charles (uncredited)
Lester Matthews
— Club Patron (uncredited)
Murray Pollack
— Club Patron (uncredited)