Mel Gibson wrote Apocalypto. Apocalypto has genre Epic filmApocalypto is written by Mel GibsonMel Gibson directed Apocalypto. Apocalypto has genre Thriller
[Human]: I like Mel Gibson. Can you recommend some of his films? [Assistant]: Have you heard of Apocalypto? I hear that this is one of his films. [Human]: Did he write that one or just star in it? 
He only wrote the movie, but Angelina Jolie did star in it. Were you aware of this?