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Clifton Webb as Frank Gilbreth |
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Jeanne Crain as Ann Gilbreth |
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Myrna Loy as Lillian Gilbreth |
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Betty Lynn as Deborah Lancaster |
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Edgar Buchanan as Dr. Burton |
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Barbara Bates as Ernestine Gilbreth |
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Mildred Natwick as Mrs. Mebane |
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Sara Allgood as Mrs. Monahan |
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Betty Barker as Mary Gilbreth (uncredited) |
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Patti Brady as Martha Gilbreth (uncredited) |
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Teddy Driver as Dan Gilbreth (uncredited) |
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Jimmy Hunt as William Gilbreth (uncredited) |
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Roddy McCaskill as Jack Gilbreth (uncredited) |
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Carol Nugent as Lillie Gilbreth (uncredited) |
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Norman Ollestad as Frank Gilbreth Jr. (uncredited) |
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Anthony Sydes as Fred Gilbreth (uncredited) |
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Frank Orth as Higgins (uncredited) |
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Walter Baldwin as Jim Bracken (uncredited) |
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Benny Bartlett as Joe Scales (uncredited) |
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Lovyss Bradley as Teacher (uncredited) |
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Lyn Thomas as Girl on Beach (uncredited) |
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Virginia Brissac as Mrs. Benson (uncredited) |
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Mary Field as Music Teacher (uncredited) |
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Eula Guy as Teacher (uncredited) |
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Caryl Lincoln as Teacher (uncredited) |
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Jeff Richards as Bit Role (uncredited) |
| Directing | Walter Lang | Director |
| Writing | Lamar Trotti | Screenplay |
| Writing | Frank B. Gilbreth Jr. | Novel |
| Writing | Ernestine Gilbreth Carey | Novel |
| Production | Lamar Trotti | Producer |
| Camera | Leon Shamroy | Director of Photography |
| Editing | J. Watson Webb Jr. | Editor |
| Art | Leland Fuller | Art Direction |
| Art | Lyle R. Wheeler | Art Direction |
| Art | Paul S. Fox | Set Decoration |
| Art | Thomas Little | Set Decoration |
| Costume & Make-Up | Edward Stevenson | Costume Design |
| Costume & Make-Up | Ben Nye | Makeup Artist |
| Sound | Cyril J. Mockridge | Original Music Composer |
| Costume & Make-Up | Charles LeMaire | Wardrobe Supervisor |
| Sound | Lionel Newman | Music Director |
| Sound | Herbert W. Spencer | Orchestrator |
| Visual Effects | Fred Sersen | Visual Effects |
| Sound | E. Clayton Ward | Sound |
| Sound | Roger Heman Sr. | Sound |
