Edward James Olmos Adm. William Adama Actor, Director Mary McDonnell President Laura Roslin Actor Katee Sackhoff Capt. Kara "Starbuck" Thrace Actor Jamie Bamber Cmdr. Lee "Apollo" Adama Actor James Callis President Gaius Baltar Actor Tricia Helfer Number Six, Caprica Actor Grace Park Lt. Sharon "Athena" Agathon Actor Michael Hogan Col. Saul Tigh Actor Aaron Douglas Chief Galen Tyrol Actor Tahmoh Penikett Capt. Karl "Helo" Agathon Actor Kandyse McClure Lt. Anastasia Dualla Actor Lucy Lawless D'Anna Biers Actor Nicki Clyne Crewman Specialist Cally Tyrol Guest Star Alessandro Juliani Lt. Felix Gaeta Guest Star Michael Trucco Samuel Anders Guest Star Callum Keith Rennie Leoben Conoy Guest Star Matthew Bennett Aaron Doral Guest Star Donnelly Rhodes Dr. Cottle Guest Star Luciana Carro Louanne "Kat" Katraine Guest Star Leah Cairns Racetrack Guest Star Michael Rymer Director Felix Alcala Director Sergio Mimica-Gezzan Director Michael Nankin Director Robert M. Young Director Bill Eagles Director Jean de Segonzac Director Rod Hardy Director Wayne Rose Director Ronald D. Moore Writer Mark Verheiden Writer David Weddle Writer Michael Angeli Writer Michael Taylor Writer Anne Cofell Saunders Writer Jane Espenson Writer Bradley Thompson Writer Jane Esperson Writer David Eick Writer