Guest Stars Alyssa Shafer as Serena Brown Rebecca Pidgeon as Charlotte Canning Ryan Susan E. Matus as Sgt. Sarah Irvine Matt Malloy as Dr. Farris Brad Campbell as Commo Tech Ewan Chung as Map Tech Clara Mamet as C.J. Weiss Bahar Soomekh as Firefly Colby French as Welfare Man Joanne Rubino as Sam's Aunt Alec Holden as Sam Dori Mizrahi as Guerilla Ringleader Mark Anthony Vasquez as Crew Chief Daston Kalili as Head Man James Sharpe as sergeant Co Starring Kavita Patil as Sgt. Kayla Medawar Danielle Hanratty as Lissy Gerhardt Sammi Hanratty as Jenny Gerhardt