You're Only Young Once

Lewis Stone

Judge Hardy

Cecilia Parker

Marian Hardy

Mickey Rooney

Andy Hardy

Fay Holden

Emily Hardy

Frank Craven

Frank Redmond

Ann Rutherford

Polly Benedict

Eleanor Lynn

Jerry Lane

Ted Pearson

Bill Rand

Sara Haden

Milly Forrest

Charles Judels

Captain Swenson

Selmer Jackson

Hoyt Wells

Jack Baxley

Court Clerk (uncredited)

Wilson Benge

Francois (uncredited)

Billy Dooley

Postman (uncredited)

Mary Gordon

Mary's Mother (uncredited)

Ruth Hart

Mary (uncredited)

Spec O'Donnell

Drowsy (uncredited)

Oscar O'Shea

Sheriff (uncredited)