The actor got into shape for his new film, Orion .
According to Variety, "David Arquette is set to star opposite Lily Cole and Goran Kostic in the apocalyptic pic 'Orion,' which Asiel Norton is helming... Arquette plays a hunter who is fighting his way through a futuristic wasteland in search of his brother."
Below is the pic he tweeted:
Via: @davidarquette