Robert Kirkman’s Invincible to premiere March 26 on Amazon Prime Video CULVER CITY, Calif. – January 22, 2021 – Season one of Invincible, the new, hour-long, adult animation series from The Walking Dead’s Robert Kirkman, will premiere Friday, March 26, 2021 exclusively on Prime Video in more than 240 countries and territories worldwide. The announcement was made today by Kirkman as part …