BREAKHEART PASS (1975)

AN OFFICER AND AN OUTLAW BOARD A TRAIN, WHICH IS CARRYING MEDICAL SUPPLIES FOR A SOLDIER SUFFERING FROM DIPHTHERIA. HOWEVER, THE OUTLAW IN QUESTION IS AN UNDERCOVER AGENT TASKED WITH CATCHING A GANG. STARRING CHARLES BRONSON, JILL IRELAND, BEN JOHNSON, RICHARD CRENNA, ROBERT TESSIER.