Guest Stars Robert David Hall as Dr. Albert "Al" Robbins David Berman as Dr. David Phillips Marc Vann as Conrad Ecklie Glenn Morshower as Sheriff Brian Mobley Blake Lindsley as Jessica Lovett Jodi Lyn O'Keefe as Kaye Shelton John Getz as Richard Zeigler Mark Moses as Scott Shelton Lisa Arturo as Sheryl Appleton Jennifer Sommerfeld as Detective Joyce Secula Jason Padgett as Troy Zeigler Jennifer Toffel as Liza Zeigler Josh Bastien as Hiking Boy Todd Sible as Jason Zeigler Will Potter as Michael Alex Rice as Hiking Girl