Hell's House (1932) [colourised]

After he refuses to snitch on his prohibition bootlegger friend, a young man is sent to reform school. There he become pals with a boy with a heart defect and escapes to let the world know about the brutal conditions therein.

Starring
Bette Davis as Peggy Gardner
Pat O'Brien as Matt Kelly
Junior Durkin as Jimmy Mason
Frank Coghlan Jr as "Shorty"