Guest Stars Fisher Stevens as Marvin Gerard Clark Middleton as Glen Carter Peter Rini as FBI Director Gerald Walker Brian Stokes Mitchell as David Levine Afton Williamson as Lou Lou McLellan Robert Joy as Dr. Haverkamp Jamie Harrold as The Apothecary Daniel Eric Gold as Robert Dahle Co Starring Bazzel Baz as Baz Thomas Philip O'Neill as Abe Thad Turner as Thad Kathleen Mary Carthy as Dr. Lydia Ralston Mark Jacoby as John Tadsen James Lurie as Arnold Blanton Stephen Rowe as Ilario Panetti Lynne Wintersteller as Diane Tadsen Gabrielle Reid as Clerk Andrea Morales as Brooklyn Martinez Stacie Morgan Lewis as Ruby Hightower Sweta Keswani as Maura Sandor Juan as EMT