Ain’t No Way Back 1990 on netflix

Two men on weekend outing assist country lass in trouble but find themselves in a stew. One is killed, one severely injured who recovers at the Campbell cabin. He learns the simplicity of country living and falls in love with daughter. She explains, mysteriously, that although she cares, this cannot be; the feud is coming’, as it always does. Only after his own death, during the feud, does he realize that the Campbell and McDonald clans have been 50 years dead! He has, however, broken the cycle of the ongoing feud and now all, him included, may rest in peace.