Steven Yeun and J.K. Simmons to lead the voice cast for Amazon animated series 'Invincible'

Steven Yeun and J.K. Simmons have been set to lead an A-list voice cast of Invincible, Amazon Prime Video’s eight-episode animated series adapting Robert Kirkman’s comic book series. Amazon greenlighted the hourlong series last June and is now planning to premiere it globally in 2020.