Directing
| Willis Goldbeck | Director |
Camera
| Norbert Brodine | Director of Photography |
| Charles Lawton Jr. | Director of Photography |
Writing
| Martin Berkeley | Screenplay |
| Harry Ruskin | Screenplay |
| Lawrence P. Bachmann | Screenplay |
Editing
| Frank Hull | Editor |
Sound
| Daniele Amfitheatrof | Original Music Composer |
Art
| Cedric Gibbons | Art Direction |
Cast
 |
Lionel Barrymore | as Dr. Leonard Gillespie |
 |
Van Johnson | as Dr. Randall Adams |
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Keye Luke | as Dr. Lee Wong How |
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Alma Kruger | as Molly Byrd |
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Nat Pendleton | as Joe Weyman |
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Margaret O'Brien | as Margaret |
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Donna Reed | as Marcia Bradburn |
|
John Craven | as Roy Todwell |
|
Michael Duane | as Sergeant Patrick J. Orisin |
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William Lundigan | as Alvin F. Peterson |
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Walter Kingsford | as Dr. Walter Carew |
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Marilyn Maxwell | as Ruth Edly |
|
Milton Kibbee | as Briggs |