Tricia Helfer — Biography

Tricia Janine Helfer hails from Donalda, Alberta in Canada and has built a career as both an actress and former model. She is perhaps best known for her role as the mysterious Cylon designation Number Six throughout the modernized version of Battlestar Galactica that ran from 2004 to 2009. In addition to her television work, Helfer lent her voice to the character Sarah Kerrigan in the StarCraft II video game series and its accompanying expansion releases between 2010 and 2015. She also provided vocals for Sonya Blade in the fighting game Mortal Kombat X, released in 2015. On the television series Lucifer, which aired from 2016 to 2021, Helfer took on the dual role of Charlotte Richards and the Goddess of All Creation. In 2021, she joined the cast of The Rookie, where she portrayed Claire Ivey, a primary antagonist introduced in the episode titled "Five Minutes." As of April 2025, Helfer maintains a significant social media presence with approximately 969,000 followers on Instagram. In their personal lives, Helfer and fellow actress Katee Sackhoff have maintained a friendship.