Killpoint is a 1984 American action film directed by Frank Harris that stars Richard Roundtree, Cameron Mitchell, Leo Fong, Stack Pierce, Hope Holiday, and Diane Stevenett/Diana Leigh.A psychopathic illegal arms dealer, Joe Marks, played by Cameron Mitchell, and his gang headed by Nighthawk, played by Stack Pierce, rob a National Guard armory with the intent of selling arms to gangs and criminals in Los Angeles. Lt.