Special Guest Stars Paget Brewster as Emily Prentiss Guest Stars Josh Stewart as Detective William LaMontagne Jr. Jayne Atkinson as FBI Section Chief Director Erin Strauss Nicholas Brendon as Kevin Lynch Esai Morales as BAU Section Chief Mateo Cruz Faran Tahir as Tivon Askari Tahmoh Penikett as Michael Hastings Debrah Farentino as Undersecretary Rosemary Jackson Co Starring Brian Appel as Agent Anderson Mekhai Andersen as Henry LaMontagne Gina Garcia Sharp as Agent Gina Sharp Chervine Namani as Tech Nicole Shalhoub as Nadia Stephen Gregory Fuller as Building Administrator Darrian Lorenzo as Security