William Powell
Steve Ireland
Myrna Loy
Susan Ireland
Gail Patrick
Isobel Kimble Grayson
Jack Carson
Ward Willoughby
Florence Bates
Mrs. Cooper
Sidney Blackmer
Lawyer George Renny
Sig Ruman
Dr. Wuthering
Vladimir Sokoloff
Dr. David Klugle
Donald MacBride
'Pinky' Grayson
Sara Haden
Miss Cecilia Landis
Kathleen Lockhart
Mrs. Bristol
Fern Emmett
Martha - Ireland's Maid
Joseph Crehan
Judge
George Meeker
Lawyer DeWest
Clarence Muse
Robert - Hat Check Man at Party
Elisha Cook Jr.
Joe (elevator operator)
Barbara Bedford
Renny's Secretary (uncredited)
Aldrich Bowker
Jimmy - the Doorman (uncredited)
Edward Hearn
Policeman (uncredited)
George Irving
Sanity Hearing Doctor (uncredited)
May McAvoy
Sanity Hearing Secretary (uncredited)
Ian Wolfe
Sanity Hearing Doctor (uncredited)
Wanda Perry
Party Guest (uncredited)
Joan Barclay
Telephone Operator (uncredited)
Wilson Benge
Tom - Ward's Valet (uncredited)
Wade Boteler
Head Private Investigator (uncredited)
Ralph Brooks
Party Guest (uncredited)
Francis X. Bushman Jr.
Uniformed Sanitarium Guard (uncredited)
Naomi Childers
Party Guest (uncredited)
Sayre Dearing
Party Guest (uncredited)
Jay Eaton
Party Guest Getting Rake (uncredited)
Pat Gleason
Philadelphia Private Investigator (uncredited)
Roy Gordon
Sanity Hearing Doctor (uncredited)
Jesse Graves
Bristol's Butler (uncredited)
George Guhl
First Taxi Driver (uncredited)
Mahlon Hamilton
Party Guest (uncredited)
Selmer Jackson
Doctor at Susan's Apartment (uncredited)
George Magrill
Sanitarium Guard (uncredited)
Philo McCullough
Cleveland Private Investigator (uncredited)
James Millican
Miami Private Investigator (uncredited)
Jack Mulhall
Court Clerk (uncredited)
Spec O'Donnell
Anniversary Singer (uncredited)
Broderick O'Farrell
Party Guest (uncredited)
Edward Peil Sr.
Sun Valley Private Investigator (uncredited)
Lee Phelps
Uniformed Sanitarium Guard (uncredited)
James Pierce
San Francisco Private Investigator (uncredited)
Bert Roach
Front Desk Clerk (uncredited)
Larry Steers
Party Guest Whose Hat is Floating (uncredited)
Harry Strang
Police Sgt. Payson (uncredited)
William Tannen
Sanitarium Attendant (uncredited)
Edward Van Sloan
Sanity Hearing Doctor (uncredited)
Emmett Vogan
Doctor at Susan's Apartment (uncredited)
Douglas Wood
Sanity Hearing Doctor (uncredited)
Richard Allen
Private Investigator (uncredited)
Jimmy Ames
Taxi Driver (uncredited)
Mary Bayless
Party Guest (uncredited)
Lulu Mae Bohrman
Party Guest (uncredited)
Ken Christy
Uniformed Sanitarium Guard (uncredited)
Oliver Cross
Party Guest (uncredited)
Dan Dowling
Party Guest (uncredited)
Harry Fleischmann
Taxi Driver (uncredited)
George Golden
Party Guest (uncredited)
Stuart Hall
Party Guest (uncredited)
Eddie Hart
Detroit Private Investigator (uncredited)
Richard Kipling
Party Guest (uncredited)
William Lally
Sanitarium Guard (uncredited)
George Lollier
Lake Placid Private Investigator (uncredited)
Charles McMurphy
Private Investigator (uncredited)
James H. McNamara
Party Guest (uncredited)
Paul Palmer
Private Investigator (uncredited)
Paul Power
Party Guest (uncredited)
Ky Robinson
Cincinnati Private Investigator (uncredited)
Byron Shores
Sanity Hearing Doctor (uncredited)
Rudolf Steinboeck
Private Investigator (uncredited)
Brick Sullivan
Policeman (uncredited)
Catherine Price
