| Person | Type | Job | Role(s) |
|---|---|---|---|
 Earl McEvoy | Crew | Directing | Director |
Hans J. Salter | Crew | Sound | Original Music Composer |
Harry Essex | Crew | Writing | Screenplay |
 Jean Louis | Crew | Costume & Make-Up | Costume Design |
Jerome Thoms | Crew | Editing | Editor |
 Joseph F. Biroc | Crew | Camera | Director of Photography |
Louis Diage | Crew | Art | Set Decoration |
Milton Lehman | Crew | Writing | Original Story |
 Morris Stoloff | Crew | Sound | Music Director |
Robert Cohn | Crew | Production | Producer |
Russell Malmgren | Crew | Sound | Sound |
Walter Holscher | Crew | Art | Art Direction |
James Nicholson | Crew | Directing | Assistant Director |
 Alex Gerry | Cast | Actor | Drug Company Executive (uncredited) |
Alvin Hammer | Cast | Actor | Worried Man (uncredited) |
 Angela Clarke | Cast | Actress | Mrs. Dominic (uncredited) |
 Anthony Jochim | Cast | Actor | Observer in Crowd (uncredited) |
 Art Smith | Cast | Actor | Anthony Moss |
 Arthur Space | Cast | Actor | Dr. Penner (uncredited) |
 Barry Kelley | Cast | Actor | Treasury Agent Johnson |
 Beverly Washburn | Cast | Actress | Walda Kowalski (uncredited) |
 Billy Gray | Cast | Actor | Pinkie (uncredited) |
 Blackie Whiteford | Cast | Actor | Observer on Street (uncredited) |
 Carl Benton Reid | Cast | Actor | Health Commissioner Ellis |
 Carl Milletaire | Cast | Actor | Cynic (uncredited) |
 Celia Lovsky | Cast | Actress | Mrs. Kowalski (uncredited) |
Chalky Williams | Cast | Radio Station Worker (uncredited) | |
 Charles Evans | Cast | Actor | General (uncredited) |
 Charles Korvin | Cast | Actor | Matt Krane |
 Charles Watts | Cast | Actor | Charlie (uncredited) |
 Chet Brandenburg | Cast | Actor | Observer on Street (uncredited) |
 Connie Gilchrist | Cast | Actress | Belle - the Landlady |
 Cosmo Sardo | Cast | Actor | Observer in Crowd (uncredited) |
 Dan Riss | Cast | Actor | Skrip |
Don Kohler | Cast | Actor | Ted James (uncredited) |
 Dorothy Malone | Cast | Actress | Alice Lorie |
Edythe Elliott | Cast | Actress | Nurse (uncredited) |
 Ethan Laidlaw | Cast | Actor | Observer on Street (uncredited) |
 Eugene Jackson | Cast | Actor | Bootblack (uncredited) |
Eumenio Blanco | Cast | Actor | Passerby (uncredited) |
 Evelyn Keyes | Cast | Actress | Sheila Bennet |
 Everett Glass | Cast | Actor | Elderly Doctor (uncredited) |
 Frances Morris | Cast | Actress | Housewife (uncredited) |
 Gail Bonney | Cast | Actress | Observer in Crowd (uncredited) |
Gary Pagett | Cast | Actor | Baseball Kid (uncredited) |
 Gayne Whitman | Cast | Actor | Doctor (uncredited) |
 George Baxter | Cast | Actor | Drug Company Executive (uncredited) |
George Bruggeman | Cast | Actor | Vaccinated Man (uncredited) |
George Spaulding | Cast | Borum (uncredited) | |
Guy Kingsford | Cast | Actor | Manning (uncredited) |
Harry Raven | Cast | Actor | Man on Phone (uncredited) |
 Harry Shannon | Cast | Actor | Police Officer Houlihan |
 Helen Wallace | Cast | Actress | Mother Superior (uncredited) |
Jack Deery | Cast | Actor | Reporter (uncredited) |
 James Bush | Cast | Actor | Hennick (uncredited) |
 James Pierce | Cast | Actor | Police Commissioner (uncredited) |
Jay Barney | Cast | Actor | Angry Man in Tenement (uncredited) |
 Jim Backus | Cast | Actor | Willie Dennis (uncredited) |
 John Bleifer | Cast | Actor | Walda's Uncle (uncredited) |
Lester Sharpe | Cast | Actor | Mr. Kowalski (uncredited) |
 Lola Albright | Cast | Actress | Francie Bennet |
 Ludwig Donath | Cast | Actor | Dr. Cooper |
Mary Alan Hokanson | Cast | Actress | Nurse Donna (uncredited) |
Merrill McCormick | Cast | Actor | Man on Telephone (uncredited) |
 Norman Leavitt | Cast | Actor | The Photographer (uncredited) |
Oliver Cross | Cast | Actor | Government Official (uncredited) |
 Pat O'Malley | Cast | Actor | Police Sergeant (uncredited) |
Patricia Iannone | Cast | Girl (uncredited) | |
 Paul Dubov | Cast | Actor | Intern, Phil (uncredited) |
Paul Keast | Cast | Drug Company Executive (uncredited) | |
 Paul Picerni | Cast | Actor | Health Department Investigator (uncredited) |
 Peter Brocco | Cast | Actor | Tom the Wino (uncredited) |
 Peter Virgo | Cast | Actor | Joe Dominic (uncredited) |
 Ray Spiker | Cast | Actor | Observer on Street (uncredited) |
 Ray Walker | Cast | Actor | Wise Guy (uncredited) |
 Reed Hadley | Cast | Actor | Narrator (uncredited) |
 Richard Egan | Cast | Actor | Treasury Agent Owney (uncredited) |
 Robert Foulk | Cast | Actor | Cop (uncredited) |
 Roy Engel | Cast | Actor | Colonel (uncredited) |
 Roy Roberts | Cast | Actor | Mayor of New York |
Russell Meeker | Cast | Reporter (uncredited) | |
 Teddy Infuhr | Cast | Actor | Boy Outside Willie's Place (uncredited) |
 Tommy Ivo | Cast | Actor | Jerry - Blond Boy (uncredited) |
 Walter Burke | Cast | Actor | Danny - Bellhop (uncredited) |
 Whit Bissell | Cast | Actor | Sid Bennet |
 William Bishop | Cast | Actor | Dr. Ben Wood |
George Ford | Cast | Actor | Federal Agent (uncredited) |
Dick Cherney | Cast | Actor | Radio Station Worker (uncredited) |
 Sydney Mason | Cast | Actor | Sober Man (uncredited) |
Barry Brooks | Cast | Actor | Policeman (uncredited) |
King Lockwood | Cast | Reporter (uncredited) | |
Louise Kane | Cast | Teacher (uncredited) | |
Warren Schannon | Cast | Kid (uncredited) | |
Timmy Hawkins | Cast | Kid (uncredited) | |
| Person | Type | Job | Role(s) |
