Code of the Cactus (1939)
When Blackton outbids Bill Carson. Bill suspects he will have to rustle cattle to fulfill the contract. So Bill arrives posing as an Mexican. When he rustles the cattle from the rustlers, it gets him

When Blackton outbids Bill Carson. Bill suspects he will have to rustle cattle to fulfill the contract. So Bill arrives posing as an Mexican. When he rustles the cattle from the rustlers, it gets him