Guest Stars Scott Wolf as Donald 'Donnie' Ryan DJ Qualls as Agent Rudy Fleckner Richard Topol as Dr. Jeff Bowen David Alpay as Sario Donati Julie Ann Emery as Susan Vetter Alexis Denisof as Dr. Randall Vetter Kristin Carey as Jill Nelson Anabelle Acosta as Eva Jud Tylor as Tess Williams Michael Benyaer as Dr. Arthur Singh Whitney Hoy as Gabby Larry Cedar as Mel Haberman Matt Prokop as Ian Vetter Richie Rothenberg as TBD Co Starring Sigmund Watkins as Cop Ajarae Coleman as Spokeswoman