Scalawag (1973)

A crew of land locked pirates led by the aptly named Peg go in search of buried treasure hidden by the treacherous Mudhook and his twin brother They meet up with good natured landowner Don Aragon who goes along for the ride with his sister and a young boy Jamie Along the way Peg and Jamie form a father son relationship that is put to the test due to Pegs naturally dishonest ways