What the Big Bang Theory cast looked like in high school


[post_page_title]Steven Yeun playing Sebastian[/post_page_title]
Nowadays, we all know Steven Yeun for taking on the role of Glenn in the popular zombie show, “The Walking Dead.” But what you might not realize is that he had a short stint in TBBT – and he makes an appearance when Leonard and Sheldon first meet each other.

That’s because Sebastian is Sheldon’s former roommate, who bumps into Leonard as he’s moving out. Although he warns Leonard to run away from the apartment block, Leonard just doesn’t listen and moves in anyway. If only he would have listened.

Recommended For You

Should college athletes be paid?

College athletes are worth millions to their schools, and their future franchises. They entertain thousands of fans weekly, but are