Directed by
| Phil Karlson | ||
Writing Credits
| Paul Monash | ... | (written by) |
| Eliot Ness | ... | (book) and |
| Oscar Fraley | ... | (book) |
Cast (in credits order) verified as complete
| Robert Stack | ... | Eliot Ness (archive footage) | |
| Keenan Wynn | ... | Joe Fuselli (archive footage) | |
| Barbara Nichols | ... | Brandy LaFrance (archive footage) | |
| Pat Crowley | ... | Betty Anderson (archive footage) | |
| Bill Williams | ... | Martin Flaherty (archive footage) | |
| Joe Mantell | ... | George Ritchie (archive footage) | |
| Bruce Gordon | ... | Frank Nitti (archive footage) | |
| Neville Brand | ... | Al Capone (archive footage) | |
| Peter Leeds | ... | LaMarr Kane (archive footage) | |
| Eddie Firestone | ... | Eric Hansen (archive footage) | |
| Robert Osterloh | ... | Tom Kopka (archive footage) | |
| Paul Dubov | ... | Jack Rossman (archive footage) | |
| Abel Fernandez | ... | William Youngfellow (archive footage) | |
| Paul Picerni | ... | Tony Liguri (archive footage) | |
| John Beradino | ... | Johnny Giannini (archive footage) | |
| Wolfe Barzell | ... | Picco (archive footage) | |
| Frank Wilcox | ... | U.S. District Attorney Beecher Asbury (archive footage) | |
| Peter Mamakos | ... | Bomber Belcastro (archive footage) | |
| Wally Cassell | ... | Phil D'Andrea (archive footage) | |
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Herman Rudin | ... | Mops Volpe (archive footage) |
| Richard Benedict | ... | Fur Sammons (archive footage) | |
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Bern Hoffman | ... | Greasy Thumb Guzik (archive footage) |
| Frank DeKova | ... | Jimmy Napoli (archive footage) (as Frank de Kova) | |
| James Westerfield | ... | Ed Marriatt (archive footage) | |
| Walter Winchell | ... | Narration (archive footage) | |
| Rest of cast listed alphabetically: | |||
| Robert Anderson | ... | Detective at Raid (archive footage) (uncredited) | |
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Ralph Brooks | ... | Reporter (archive footage) (uncredited) |
| Francis De Sales | ... | Deputy District Attorney (archive footage) (uncredited) | |
| Bess Flowers | ... | Nightclub Table Extra (archive footage) (uncredited) | |
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Ben Frommer | ... | Man at Theatre (archive footage) (uncredited) |
| Nicholas Georgiade | ... | Hood Punched by Ness (archive footage) (uncredited) | |
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Margie Graner | ... | Woman (uncredited) |
| John Hoyt | ... | Capone Lawyer (archive footage) (uncredited) | |
| Kenner G. Kemp | ... | Capone Hood (archive footage) (uncredited) | |
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Lou Krugman | ... | Hood (archive footage) (uncredited) |
| George J. Lewis | ... | Bartender (archive footage) (uncredited) | |
| James Nolan | ... | Chick, Cop on the Take (archive footage) (uncredited) | |
| William H. O'Brien | ... | Waiter (archive footage) (uncredited) | |
| Bartlett Robinson | ... | Federal Judge James H. Wilkerson (archive footage) (uncredited) | |
| Ric Roman | ... | Al Kenner, Capone machine-gunner at Brewery (archive footage) (uncredited) | |
| Sig Ruman | ... | Beer Brewer (archive footage) (uncredited) | |
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George Sawaya | ... | Hood (uncredited) |
| Brick Sullivan | ... | Federal Agent in Beer Truck (archive footage) (uncredited) | |
| Jack Tornek | ... | Waiter at Tap Dancing Show (archive footage) (uncredited) | |
| Harry Wilson | ... | Hood Being Arrested (archive footage) (uncredited) | |
Produced by
| Jack Aldworth | ... | associate producer |
| Desi Arnaz | ... | executive producer (uncredited) |
| Lucille Ball | ... | executive producer (uncredited) |
| Bert Granet | ... | executive producer |
| Quinn Martin | ... | producer |
Music by
| Wilbur Hatch | ||
Cinematography by
| Charles Straumer | ... | director of photography |
Editing by
| Robert L. Swanson | ||
Casting By
| Kerwin Coughlin | ||
Art Direction by
| Ralph Berger | ||
| Frank T. Smith | ||
Set Decoration by
| Sandy Grace | ||
Makeup Department
| Edwin Butterworth | ... | makeup artist |
| Lorraine Roberson | ... | hair stylist |
Production Management
| Desi Arnaz | ... | executive in charge of production |
| W. Argyle Nelson | ... | production supervisor |
| James Paisley | ... | production manager |
Second Unit Director or Assistant Director
| Dann Cahn | ... | second unit director |
| Vincent McEveety | ... | assistant director |
Art Department
| Charles West | ... | property master |
Sound Department
| Jack A. Finlay | ... | sound editor |
| Cam McCulloch | ... | sound mixer |
| Keith Stafford | ... | sound editor (as Keith W. Safford) |
Costume and Wardrobe Department
| Jerry Bos | ... | wardrober |
| Maria P. Donovan | ... | wardrobe (as Maria Donovan) |
Editorial Department
| Bill Heath | ... | editorial supervisor |
Music Department
| E.C. Norton | ... | music supervisor |
| Robert H. Raff | ... | music editor (as Robert Raff) |
Additional Crew
| Jack Baker | ... | choreographer |