as Jewelry Store Manager (as Joe Cawthorn)
as Silas Harwood
as Cornelius Van Horn, Carl's Father
as Dr. Armand de Fontinac
as Dr. Bruner
as Dr. Ziegfeld
as Oscar Schmidt
as Herr 'Schumie' Schuman
as Gus Schneider
as Joe Bruno
as Alfred Rapp
as Herman Cline
as Ezra Fulton
as Dr. Wilson
as Sidney Selzer
