 Evelyn KeyesSheila Bennet | Sheila Bennet |
 Charles KorvinMatt Krane | Matt Krane |
 William BishopDr. Ben Wood | Dr. Ben Wood |
 Dorothy MaloneAlice Lorie | Alice Lorie |
 Lola AlbrightFrancie Bennet | Francie Bennet |
 Barry KelleyTreasury Agent Johnson | Treasury Agent Johnson |
 Carl Benton ReidHealth Commissioner Ellis | Health Commissioner Ellis |
 Ludwig DonathDr. Cooper | Dr. Cooper |
 Art SmithAnthony Moss | Anthony Moss |
 Whit BissellSid Bennet | Sid Bennet |
 Roy RobertsMayor of New York | Mayor of New York |
 Connie GilchristBelle - the Landlady | Belle - the Landlady |
 Dan RissSkrip | Skrip |
 Harry ShannonPolice Officer Houlihan | Police Officer Houlihan |
 Jim BackusWillie Dennis (uncredited) | Willie Dennis (uncredited) |
| JJay BarneyAngry Man in Tenement (uncredited) | Angry Man in Tenement (uncredited) |
 George BaxterDrug Company Executive (uncredited) | Drug Company Executive (uncredited) |
| EEumenio BlancoPasserby (uncredited) | Passerby (uncredited) |
 John BleiferWalda's Uncle (uncredited) | Walda's Uncle (uncredited) |
 Gail BonneyObserver in Crowd (uncredited) | Observer in Crowd (uncredited) |
 Chet BrandenburgObserver on Street (uncredited) | Observer on Street (uncredited) |
 Peter BroccoTom the Wino (uncredited) | Tom the Wino (uncredited) |
| BBarry BrooksPoliceman (uncredited) | Policeman (uncredited) |
| GGeorge BruggemanVaccinated Man (uncredited) | Vaccinated Man (uncredited) |
 Walter BurkeDanny - Bellhop (uncredited) | Danny - Bellhop (uncredited) |
 James BushHennick (uncredited) | Hennick (uncredited) |
| DDick CherneyRadio Station Worker (uncredited) | Radio Station Worker (uncredited) |
 Angela ClarkeMrs. Dominic (uncredited) | Mrs. Dominic (uncredited) |
| OOliver CrossGovernment Official (uncredited) | Government Official (uncredited) |
| JJack DeeryReporter (uncredited) | Reporter (uncredited) |
