Gregg Berger as Cornfed Gregg Berger plays the role of Cornfed Pig in the primetime animated series Duckman (Paramount/USA Network). Berger is also starring in Warner Brothers' Police Academy: Mission to Moscow. He co-starred in Touchstone Pictures Spaced Invaders and was featured in HBO FIlms' Running Mates, starring Ed Harris and Diane Keaton. Berger's television credits are extensive and ...