Zac Efron to Star in br 'King of the Jungle' Efron has replaced Seth Rogen in br the project, which tells the story br of tech magnate John McAfee. Efron will play 'Wired' journalist br Ari Furman in the film. Furman accepts what seems to be a br run-of-the-mill assignment to interview McAfee but br soon finds himself pulled into a world of escalating br paranoia, slippery reality and murder. The film's synopsis hints at another darker role for the br actor, who played American serial killer Ted Bundy. Efron admitted earlier this year br that he had "reservations" about br taking on that role.