Critical Role is a weekly livestreamed show that uses roleplaying game mechanics as a means to explore and develop stories from the vast fantasy world of Exandria, with sweeping narratives intricately woven through collaboration between Game Master Matthew Mercer and his fellow cast of veteran voice actors, including Ashley Johnson, Marisha Ray, Taliesin Jaffe, Travis Willingham, Sam Riegel, Laura Bailey, and Liam O’Brien..