Eddie Bracken
— Jack Mitchell
June Preisser
— Susan Lawrence
Phillip Terry
— Prof. Martin Lawrence
Nils Asther
— Prof. Henri Menard
Frieda Inescort
— Mrs. Menard
Betty Jane Rhodes
— Louise Menard
Kenneth Howell
— Miles Tucker
Johnny Johnston
— Johnny Arnold
William Henry
— Happy Dudley
Ella Neal
— Patsy Connors
Minerva Urecal
— Melinda
Charles D. Brown
— Police Lt. McGill
Isabel Withers
— Mrs. McGill
Robert Cherry
— Freddy
William Cabanne
— Ambulance Doctor