Emilio Estevez and Charlie Sheen, sons of actor Martin Sheen, will costar in "Men at Work," a comedy adventure flick that gives top billing to Emilio, the elder of the siblings.

Estevez also wrote and directed the picture in which he and his brother play a pair of street-smart garbage men with a penchant for improbable trouble.The Epic Productions project will be filmed in and around Los Angeles for producer Cassian Elwes.