Special Guest Stars Robert Wagner as Anthony DiNozzo Sr. Guest Stars Alicia Lagano as Joann Allman Jama Williamson as Angelina Jennings Melora Walters as Susan Lowe Matt Champagne as Doctor Vincent Duvall as Officer Holt Matt Orduna as Shelter Manager Frank Crim as Resident Manager Jeff Boehm as Polygraph Tester Andy Hoff as Jennings' Co-Worker