Sine Qua Non

Overview

With President Roslin missing along with the cylon base ship a new president must be decided on. Galactica goes on a search for the missing base ship and the Galactica crew members that were on board.

Guest Stars

Kate Vernon

Ellen Tigh

Rekha Sharma

Tory Foster

Laara Sadiq

Priestess

Ryan McDonell

Lt. Eammon 'Gonzo' Pike

Richard Hatch

Tom Zarek

Kandyse McClure

Lt. Anastasia Dualla

Donna Soares

Geminon Delegate

Alexandra Thomas

Hera Agathon