Clifton Webb

Frank Gilbreth

Myrna Loy

Lillian Gilbreth

Jeanne Crain

Ann Gilbreth

Betty Lynn

Deborah Lancaster

Edgar Buchanan

Dr. Burton

Barbara Bates

Ernestine Gilbreth

Mildred Natwick

Mrs. Mebane

Sara Allgood

Mrs. Monahan

Betty Barker

Mary Gilbreth (uncredited)

Patti Brady

Martha Gilbreth (uncredited)

Teddy Driver

Dan Gilbreth (uncredited)

Jimmy Hunt

William Gilbreth (uncredited)

Roddy McCaskill

Jack Gilbreth (uncredited)

Carol Nugent

Lillie Gilbreth (uncredited)

Norman Ollestad

Frank Gilbreth Jr. (uncredited)

Anthony Sydes

Fred Gilbreth (uncredited)

Frank Orth

Higgins (uncredited)

Walter Baldwin

Jim Bracken (uncredited)

Benny Bartlett

Joe Scales (uncredited)

Lovyss Bradley

Teacher (uncredited)

Lyn Thomas

Girl on Beach (uncredited)