 William PowellSteve Ireland | Steve Ireland |
 Myrna LoySusan Ireland | Susan Ireland |
 Gail PatrickIsobel Kimble Grayson | Isobel Kimble Grayson |
 Jack CarsonWard Willoughby | Ward Willoughby |
 Florence BatesMrs. Cooper | Mrs. Cooper |
 Sidney BlackmerLawyer George Renny | Lawyer George Renny |
 Sig RumanDr. Wuthering | Dr. Wuthering |
 Vladimir SokoloffDr. David Klugle | Dr. David Klugle |
 Donald MacBride'Pinky' Grayson | 'Pinky' Grayson |
 Sara HadenMiss Cecilia Landis | Miss Cecilia Landis |
 Kathleen LockhartMrs. Bristol | Mrs. Bristol |
 Fern EmmettMartha - Ireland's Maid | Martha - Ireland's Maid |
 Joseph CrehanJudge | Judge |
 George MeekerLawyer DeWest | Lawyer DeWest |
 Clarence MuseRobert - Hat Check Man at Party | Robert - Hat Check Man at Party |
 Elisha Cook Jr.Joe (elevator operator) | Joe (elevator operator) |
 Barbara BedfordRenny's Secretary (uncredited) | Renny's Secretary (uncredited) |
 Aldrich BowkerJimmy - the Doorman (uncredited) | Jimmy - the Doorman (uncredited) |
 Edward HearnPoliceman (uncredited) | Policeman (uncredited) |
 George IrvingSanity Hearing Doctor (uncredited) | Sanity Hearing Doctor (uncredited) |
 May McAvoySanity Hearing Secretary (uncredited) | Sanity Hearing Secretary (uncredited) |
 Ian WolfeSanity Hearing Doctor (uncredited) | Sanity Hearing Doctor (uncredited) |
 Wanda PerryParty Guest (uncredited) | Party Guest (uncredited) |
| JJimmy AmesTaxi Driver (uncredited) | Taxi Driver (uncredited) |
 Joan BarclayTelephone Operator (uncredited) | Telephone Operator (uncredited) |
| MMary BaylessParty Guest (uncredited) | Party Guest (uncredited) |
| WWilson BengeTom - Ward's Valet (uncredited) | Tom - Ward's Valet (uncredited) |
| LLulu Mae BohrmanParty Guest (uncredited) | Party Guest (uncredited) |
 Wade BotelerHead Private Investigator (uncredited) | Head Private Investigator (uncredited) |
| RRalph BrooksParty Guest (uncredited) | Party Guest (uncredited) |
