Young Ideas

Susan Peters

Susan Evans

Herbert Marshall

Prof. Michael Kingsley

Mary Astor

Josephine Evans

Elliott Reid

Jeff Evans

Richard Carlson

Tom Farrell

Allyn Joslyn

Adam Trent

Dorothy Morris

Co-ed

Frances Rafferty

Co-ed

George Dolenz

Pepe

Emory Parnell

Judge Canute J. Kelly

Grady Sutton

Undetermined Minor Role (unconfirmed)

Frank Faylen

Reporter (uncredited)

Ava Gardner

Co-ed (uncredited)

Noel Neill

Co-ed (uncredited)

Charles Arnt

Station Master (uncredited)

William Bishop

French Lieutenant (uncredited)

Paul E. Burns

Gardener-Caretaker (uncredited)

Lois Collier

Co-ed (uncredited)