David Niven

Jonathan Kingsley

Lola Albright

Alice Kingsley

Chad Everett

Richard Merrick

Ozzie Nelson

Dr. Herbert J. Fleischer

Cristina Ferrare

Linda Kingsley

Jeff Cooper

Bartholomew Smuts

John Harding

Dean Harvey Rockwell

Rich Chalet

Freddie Fleischer

Michael McGreevey

Andy McClaine

Darleen Carr

Abbey Kingsley

Don Beddoe

Dr. Elliot Fish

Louise Lorimer

Mrs. Celia Fish

Karen Norris

Mrs. Rockwell

Susan French

Miss Hammer

Trudi Ames

Francine

J. Edward McKinley

Dr. Pepperell

Ned Wertimer

Dr. Bodey

Jon Hill

College Student (uncredited)

Kenner G. Kemp

Policeman (uncredited)

Leoda Richards

Party Guest (uncredited)

Rudy Germane

Stage Manager (uncredited)

Dee Carroll

Jonathan's Secretary (uncredited)