Nuclear extortionists threaten to render Southern California uninhabitable if a demand for money isn't met. Dennis Weaver. Slater: Nicholas Hormann. Paulton: Pat Hingle. Britt: Barbara Rhoades. Buck: Robby Weaver. Cobb: Antony Carbone. Jill: Nancy McKeon. Farber: Michael Cavanaugh.
Stone (Dennis Weaver) wants to halt publicity on his novel about a murderous jogger when a psychopath begins to enact the plot. Paulton: Pat Hingle. Britt: Barbara Rhoades. Buck: Robby Weaver. Bobo: Jonathan Goldsmith. Murray: Joby Baker. Annie King: Clare Nono. Vandis: Eddie Barth.
Stone (Dennis Weaver) tries to catch the pusher for whom his daughter was caught smuggling cocaine. Paulton: Pat Hingle. Buck: Robby Weaver. Jill Stone: Nancy McKeon. Dianne Stone: Beth Brickell. Peter Ward: Richard Cox. Weinstock: Joby Baker. Sherwin: Norman Alden.
A psychic helps Stone track down the killer of runaway girls. Dennis Weaver. Adelle Lovins: Mary Frann. Paulton: Pat Hingle. Prof. Frank: Richard McKenzie. Buck: Robby Weaver. Diane: Alexandra Stoddart. Autland: Robert Phillips. Monax: Ben Slack.
A killer is freed on bail, and Stone (Dennis Weaver) sets out to lock him up by tying him to other crimes. Buck: Robby Weaver. Tom Lettleman: Chuck Connors. Mickey Haus: Taylor Lacher. Murray Weinstock: Joby Baker. Judge Worth: Bill Quinn.
Stone's police skills are tested in a case involving an undercover officer, the underworld and a kidnapping. Mike Halloran: Robert Hogan. Stone: Dennis Weaver. Chief Paulton: Pat Hingle. Gilardy: Granville Van Dusen. Buck Rogers: Robby Weaver. Karen Halloran: Sharon Acker. Charlie Vincent: Paul Lambert. Mary Poulton: Priscilla Pointer. Nicole: Shannon Terhune.