Lynton Brent

Restless Knights (1935) starring the Three Stooges (Moe Howard, Larry Fine, Curly Howard)

Set in Medieval times, the Three Stooges learn from their father (Walter Brennan) on his sickbed that they are of royal blood.  Now dubbed as the Duke of Durham (Larry), the Count of Fife (Moe), and Baron of Grey Matter (Curly), their father entrusts them to take up arms and protect the young queen of their old kingdom of Anesthesia.