Tricia Helfer is a Canadian actress. She earned her big break for her role as the Cylon Number Six in the Sci-Fi Channel series Battlestar Galactica. Following this, she hosted the Battlestar Galacticast podcast, which discusses the series. Helfer has also appeared in the documentaries Bettie Page Reveals All and the film Spin Me Round with Aubrey Plaza, and the television series Ascension and Lucifer.