Guest Stars Andrew Terraciano as Sean Reagan Sami Gayle as Nicole "Nicky" Reagan-Boyle Tony Terraciano as Jack Reagan James Nuciforo as Jim Nuciforo John Ventimiglia as Dino Arbogast Selenis Leyva as Assistant ME Craig Frank Whaley as Mickey Heller Mahira Kakkar as Dr. Gupta Dennis Boutsikaris as Jack Quayle Billy Magnussen as Rand Hilbert Brett Dalton as Phillip Gibson Marc Kudisch as Terry Longacre Sarah Wilson as Sara Allen Richard Bekins as Scott Gibson Shannon Marie Sullivan as Brooke Casey Siemaszko as Josh Thorp Michael Wieser as Ray Eric William Morris as Noble Sanfino Slate Holmgren as Bob Co Starring Todd Faulkner as TARU Officer Juney Smith as Doorman Cezar Williams as Detective Adrienne Moore as Nurse Liche Ariza as Vendor