Robert Goulet
— Ross Kingsley
Jill St. John
— Sherry Nugent
Robert Morse
— Jason Menlow
Anne Helm
— Cynthia Hampton
Keenan Wynn
— Mr. Sampson
Elvia Allman
— Mrs. Sampson
Chris Noel
— Nancy Penrose
Nancy Kwan
— Lynn Hope
Elsa Lanchester
— Chambermaid
Bernard Fox
— Room Clerk
Sandra Gould
— Mabel, Switchboard Operator
Dolores Faith
— Mrs. Fendelmeyer
Sal Ponti
— Mr. Howard
David Lewis
— Mr. Hampton
Jane Wald
— Mrs. Jones
William Keene
— Mr. Johnson
Paulene Myers
— Hogan (Uncredited)