Red River - ROLE 1: Thomas Dunson (John Wayne). Matt (Montgomery Clift) has taken charge of the cattle drive from his tyrannical adoptive father Thomas and intends to leave him behind. Still, Matt promises to get the herd to Abilene. Thomas tells Matt he's soft and vows to catch up with him and kill him - he doesn't know when, but warns Matt to watch his back. Note: Yoostar scenes are often available both as single video clips and in scene packs. Please consider your purchase carefully before downloading.