On Mon, 05 May 2003 22:11:16 -0700, John Knouse jaknouse@frognet.net gave utterance to the following:
Whoa, here's a radical solution: use the form "Jackass (movie/film)". There. Doesn't that cover it?
Or we could be encyclopaedic and write (motion picture) - which is what the movie/film industry tends to formally call itself.