Jack Holt

as Mark Sheridan

Lois Wilson

as Sylvia Hayes

Conrad Nagel

as Allen Erskine, M.D

Fontaine La Rue

as Elizabeth Erskine

Michael D. Moore

as Allen Erskine Jr (as Mickey Moore)

Mayme Kelso

as Librarian

Robert Brower

as Butler

Barbara Gurney

as Nurse

Clarence Geldart

as Police Lieutenant

Lillian Leighton

as Matilda

Clarence Burton

as Detective