Peter Berg is an American actor, director, writer, and producer. His first role was in the Adam Rifkin road movie Never on Tuesday (1989). He went on to star in the Word War 2 film A Midnight Clear (1992). Roles in Fire in the Sky (1993) and Cop Land (1997) followed, and the Tom Cruise films Collateral (2004) and Lions for Lambs (2007). Peter has since moved behind the camera, directing films such as as Very Bad Things (1998) and Hancock (2008). He has also turned pen-to-paper and scripted many projects including Friday Night Lights (2004) and The Losers (2010). He is best known on-screen for his role as Dr. Billy Kronk in Chicago Hope (1994).
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