The Greatest Beer Run Ever has a great Zac Efron comedic performance, but is otherwise a dull war drama about as good as a months-old warm beer.

Even though Zac Efron shines, 'The Greatest Beer Run Ever' is not the greatest film ever. Watch CinemaBlend's review.

Dylan O'Brien is set to star in director Peter Farrelly's Vietnam movie The Greatest Beer Run Ever, Collider has learned. Sources add that Jojo Rabbit star Thomasin McKenzie is being eyed to play the film's female lead, though there's no deal in place yet, and the actress is set to star in M. Night Shyamalan's next film as well. Viggo Mortensen is set to co-star in the Skydance project, which is based on the true story of John "Chickie" Donohue, who traveled from New York to Vietnam in 1967 just to share a few …

In a case of truly terrible timing, Collider can confirm there's a Green Book reunion on the horizon, as Viggo Mortensen is in negotiations for a key supporting role in director Peter Farrelly's next film, which is being referred to as The Greatest Beer Run Ever. No, this isn't some stupid new Farrelly brothers comedy. This Skydance project was already announced, and the story is actually pretty cool. It tells the true story of John "Chickie" Donohue, who traveled from New York to Vietnam in 1967 just to share a few beers with his childhood buddies, who …