Cynthia Kereluk

It's about a serial killer with terminal cancer who leaves numbered cards on his victim's bodies, a girl who falls in love with him, a loser cabbie who becomes the prime suspect, an old asshole police sergeant, and a radio reporter who takes the law into his own hands.

A pink meteor controlled by aliens lands near a small town and turns the local women into nymphos. A deputy sheriff and a local private eye investigate.

A couple live in an old, isolated mansion. The husband's murderous, insane twin escapes from a lunatic asylum. The cops haul off the wrong twin and the wife is stuck with the killer.