List of Actors that have Played Multiple Roles
This listing does not and shall not include any actors who have only played identical copies of Humanoid Cylons, or actors who have only played a human being and their holographic avatar twin, or characters who use aliases (i.e. Karibdis from "Murder on the Rising Star").
Original Series and Galactica 1980
Original Series and the Re-imagined Series
In the Re-imagined Series
Re-imagined Series and Caprica
Re-imagined Series, Caprica and Blood and Chrome