Actor Steven Yeun's breakout role came as Glenn in AMC's The Walking Dead, and despite that series taking up a lot of his time, his talents saw countless fans hope to see him take on other comic book properties. Yeun kept his collaborations with Walking Dead creator Robert Kirkman going by voicing Mark in the animatedInvincible, but in 2023, news emerged that the actor would be joining the Marvel Cinematic Universe with Thunderbolts*, only to have to drop out due to scheduling conflicts. Luckily, the actor recently confirmed he's not ruling out a return to Marvel entirely, and expressed his admiration for director Jake Schreier. Season 4 of Invincible is set to premiere on Prime Video on March 18.