Kadro (17)
Edward ArnoldNero Wolfe
Lionel StanderArchie Goodwin
Dennie MooreMazie Gray
Victor JoryClaude Roberts
Nana BryantSarah Barstow
Joan PerryEllen Barstow
Russell HardieManuel Kimball
Walter KingsfordEmanuel Jeremiah (E.J.) Kimball
Boyd IrwinProf. Edgar Barstow
John QualenOlaf
Gene MorganDet. Lt. O'Grady
Rita HayworthMarie Maringola
Frank ConroyDr. Nathaniel Bradford
Juan TorenaCarlo MaringolaMartha TibbettsThe Apartment House MaidHenry RoquemoreMinor Role (uncredited)
Eddy WallerGolf Starter (uncredited)