A smashing documentary about quadriplegics in wheelchairs -- wait, it's not depressing. These are quadriplegics who play rugby for the U.S. Paralympics team -- wait, it's not sappy. Fierce action, foul language and even quad sex come under the microscope of filmmakers Henry-Alex Rubin and Dana Adam Shapiro as the film builds to the battle between the U.S. and Canadian teams. Wait -- it's not like something you've already seen. It's original, outrageous and murderous fun.

Without a trace of political correctness, Murderball tells the gritty and often amusing tale of the highly competitive, but unfortunately obscure sport of wheelchair rugby. But don't offer these hardcore athletes any sympathy: They don't want any.

Story

Played in steel-reinforced wheelchairs that look like something Mad Max would ride across the sands of post-apocalyptic Australia, quad rugby--a Canadian invention once called ''murderball''--has grown into a full-fledged Paralympic sport. Once…