You're Only Young Once I'M 17! I'M NO BABY, DAD! Andy Hardy and his sister find romance during a family vacation in Catalina. Details Casts Videos Galleries Posters Title You're Only Young Once Release Date 1937-12-10 Runtime 01 Hours 18 Minutes Genres Comedy Romance Production Companies Metro-Goldwyn-Mayer Production Countries United States of America 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)... Garry Owen... Guide (uncredited)... Norman Phillips Jr.... Harold (uncredited)... Phillip Terry... Pilot (uncredited)... Robert Wayne... Ed Carter (uncredited)... You're Only Young Once - Trailer (Trailer) Original Size (3451x1941) Original Size (1200x1814) Original Size (1127x1690) Original Size (1000x1522) Original Size (1791x2560) Original Size (500x760)