Catch The UnCastables live at FAN EXPO Boston 2026, one of the biggest fandom conventions in the Northeast, bringing together more than 55,000 fans for a weekend of cosplay, gaming, comics, anime, and pop culture chaos. Join us August 7–9, 2026 at the Boston Convention & Exhibition Center for interactive improv comedy packed with nerdy mayhem, audience participation, ridiculous surprises, and the kind of high-energy fun only The UnCastables can bring to a convention stage.