Heroes star Milo Ventimiglia explains why he nearly quit acting once the NBC show ended. Ventimiglia portrayed Peter Petrelli in the superpowered series, which focused on seemingly ordinary people who discover that they possess extraordinary abilities. It was the actor's second-biggest role television role at the time, following his Gilmore Girls stint as Jess Mariano. But, despite two leading portrayals in very popular dramas, Ventimiglia admits that he struggled to find work once Heroes ended.

https://screenrant.com/heroes-show-milo-ventimiglia-nearly-quit-acting-response/