Bonanza (1959)

S5E27 The Roper

Will begins to reconsider his decision to remain at the Ponderosa when a group of outlaws raids the ranch and takes him captive. Their leader, the young and ruthless Lee Hewitt, intends to rob the Ponderosa, leaving Will with no choice but to devise a plan. He must find a way to rescue himself, Hewitt's wife, the doctor, and his newly discovered family, the Cartwrights, from this dangerous situation.