Dennis Franz
- Born
- 28 October 1944 (81 years)
- Place of birth
- Maywood, Illinois, USA
- Gender
- Male
Dennis Franz Schlachta (born October 28, 1944) is an American actor best known for his role as Andy Sipowicz, a hard boiled police detective in the television series NYPD Blue. He previously appeared as Lt. Norman Buntz on Hill Street Blues, and earlier played Detective Benedetto, a corrupt cop also on HSB.
