Guest Stars Ron Masak as Sheriff Mort Metzger Louis Herthum as Deputy Andy Broom Ethan Embry as Mike Seresino Maryann Plunkett as Claire Vickers Robert Foxworth as Prof. Harry Matthews Trevor St. John as Colin Forbes Roy Dotrice as Dr. Myles Purcell Dana Barron as Sarah Tyler Nicolas Surovy as James Ryerson Richard Minchenberg as Irv Tripler Scott Marlowe as Avery Nugent