Special Guest Stars Treat Williams as Lenny Ross Guest Stars Andrew Terraciano as Sean Reagan Abigail Hawk as Det. Abigail Baker Gregory Jbara as DCPI Garrett Moore Robert Clohessy as Sid Gormley Steven R. Schirripa as Anthony Abetemarco Leigh Ann Larkin as M.E. Megan Carson Yasha Jackson as Maya Thompson James Riordan as Chris Johnson Armand Schultz as Dr. David Peterson Edward Hibbert as Milton Vance Jennifer Roszell as Elaine Peterson Karl Kenzler as Jeremy Breen Erika Rolfsrud as Kathy Zora David Levi as Gavin Schlenger Francesca McKenzie as Caroline Mason Co Starring Fortuna Gebresellassie as Annie (DA's Office Assistant) Moise Morancy as Twitter Ty Mike Keller as Lt. McDonnell Donald Dash as Will Thomas Leila Almas as Vance's Assistant Derek Hedlund as Uniform