U.S. Senate candidate Frank Challenge will not sell out to the Syndicate. As a result, his family is murdered. Then Challenge becomes judge, jury, and executioner. Earl Owensby, Added on Amazon Prime 2022-12-06.

A sequel to 1974's Challenge, in which the title character is assigned to gather incriminating evidence against his rival in the state senate, but his assignment gets complicated when the rival hires a group of killers to rub him out. Earl Owensby, Johnny Popwell, Elizabeth Upton, Doug Hale, Maurice Hunt, Fred Covington, Sandra Beck Added on Amazon Prime 2022-12-05.