May McAvoy as Olga Redmayne

Louise Fazenda as Mrs. Elvery

Edward Everett Horton as Ferdinand Fane

Alec B. Francis as Dr. Redmayne

Matthew Betz as Joe Connors

Holmes Herbert as Goodman

Otto Hoffman as Soapy Marks

Joseph W. Girard as Supt. Hallick

John Miljan as Alfred Katman

Frank Austin as Cotton

Conrad Nagel as Credits Narrator (voice) (uncredited)