Two Main characters are:

Shaun- Simon Pegg

Ed- Nick Frost

Two well known english actors, 

Shaun of the dead was released in 2004 and was a Massive hit,  its genre being horror comedy allowing it to appeal to a wider audiene.

Pegg plays Shaun, a man attempting to get some kind of focus in his life as he deals with his girlfriend, his mother and stepfather. At the same time he has to cope with an apocalyptic uprising of zombies.