Guest Stars Kerry Cahill as Dianne Nadine Marissa as Nabila Okea Eme-Akwari as Elijah Dan Fogler as Luke Abrams Medina Senghore as Annie Cameron Roberts as Tyler Davis Co Starring Antony Azor as R.J. Anabelle Holloway as Gracie Kien Michael Spiller as Hershel Rhee Alex Sgambati as Jules Butler Monique Grant as Colonel Vickers Dexter Tillis as Lt. Rose Marc Prizov as Tunnel Trooper Chase Anderson as Trooper Livits Onye Eme-Akwari as Trooper Anton