Special Guest Stars Lucy Lawless as Number Three Guest Stars Michael Trucco as Samuel "Sam" Anders Rekha Sharma as Tory Foster Kate Vernon as Ellen Tigh Callum Keith Rennie as Leoben Conoy Matthew Bennett as Number Five Dean Stockwell as Brother Cavil Co Starring Michael Hogan as Saul Tigh Aaron Douglas as Galen Tyrol Tahmoh Penikett as Karl "Helo" Agathon Alessandro Juliani as Felix Gaeta Kandyse McClure as Anastasia "Dee" Dualla Nicki Clyne as Callandra "Cally" Henderson Leah Cairns as Lt. Margaret "Racetrack" Edmondson Brad Dryborough as Lt. Louis Hoshi Luciana Carro as Captain Louanne "Kat" Katraine Colin Lawrence as Ensign Hamish "Skulls" McCall Dominic Zamprogna as James "Jammer" Lyman Christian Tessier as Tucker "Duck" Clellan Madeline Parker as Kacey Byron Lawson as Pilot #4 Ryan McDonell as Pilot #3