[dighton]

The Bridge on the River Kwai.

If World War II-related comedy is admissible, Hail the Conquering Hero.

[okie01]

The Bridge on the River Kwai.

And while we're on the subject of prison camps, there is also Stalag 17. And Clavell's autobiographical King Rat.

[fightinJAG]

More good WWII comedy: Three Jills in a Jeep.