Brian Dennehy

As a porn star, of course Ron Jeremy can proudly show his butt.

Jason Alexander shows his butt, and later his meat.

Larry the Cable Guy

I'm not sure Philip Seymour Hoffman shows his butt while doing doggie style. I think he has a huge spinal cleaveage and its boundaries from butt are hard to distinguish.

Rudy Ray Moore shows off his fat butt near the start of this film.

The late Chris Farley shows plumber's crack.

Mike Beaver plays a Canadian who swims naked in an American stranger's pool. btw, this film is hilarious, a must-see!

Jack Black

Just in case you don't have access to European porn, you can see hottie Roberto Malone and his beefy, Italian butt here.

While being told to "squeal like a piggy!," Ned Beatty reveals most of his butt.

Jack Nicholson used to be thin, but his butt is now fat, just like the rest of him.

Chubby Randy Quaid and a row of men get hosed down. There are a line of butts.

I sooo want to sleep with Gary Farmer!!! Here, he shows chubby, hairy, red booty!

Randy Gambill plays "Pervert." He's a flasher. This movie can be seen as making fat men look bad.

A beefy, burly bloke named Ben Berkowitz shows off his body often, including his butt.

Richard Ward gets whipped. It's nasty slave stuff. But it's a chunky, brutha butt, so that's a good thing.

Kevin Heffernan shows front and back.

You might need to use the slow-motion button, but Jimmy Broadway shows his butt when he jumps into the water with a naked woman.

Paul Rodriguez....or his body double