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 Bahar Soomekh as Firefly Clara Mamet as C.J. Weiss Colby French as Welfare Man Mark Anthony Vasquez as Crew Chief Joanne Rubino as Sam's Aunt Alec Holden as Sam Dori Mizrahi as Guerilla Ringleader 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