Miss Hildegarde Martha Withers

Edna May Oliver

Police Inspector Oscar Piper

James Gleason

Parker's Telephone Operator

Rochelle Hudson

Gwen Parker

Mae Clarke

Lawyer Barry Costello

Robert Armstrong

Philip Seymour

Donald Cook

Policeman Donovan

Edgar Kennedy

Bertrand B. Hemingway

Clarence Wilson

Parker's Secretary (uncredited)

Mary Mason

Security Guard Fink

James Donlan

Von Donnen/Dr. Max Bloom

Gustav von Seyffertitz

Gerald Parker

Guy Usher

MacDonald

William Le Maire

Chicago Lew

Joe Hermano

Judge

Wilfrid North

Jailer Strauss (uncredited)

A.S. Byron

Little Girl at Aquarium (uncredited)

Edith Fellows

Jack, Policeman (uncredited)

Chuck Hamilton

Sidney Miller

Purse Snatching Victim at Aquarium (uncredited)

Dorothy Vernon