★ 8.2 
Acting
Peter Gregory
Peter Gregory is best known for Grey's Anatomy, 24, CSI: Miami and ER.
Known for
Filmography
- 2024Dexter: Original SinDr. Morrison
- 2005Grey's AnatomyJonathan
- 2003Las VegasStephen Mancuso
- 2002CSI: MiamiDefense Attorney
- 200124Dr. Spire
- 1997The PracticeOfficer Gibson
- 1996Women: Stories of PassionMike
- 1994ERMr. Phillips
- 1994Chicago HopeN.D. Doctor #1
- 1993Diagnosis: MurderGeorge Lawson
- 1992Red Shoe DiariesTony
- 1984Murder, She WroteYoung Man
Frequently asked questions
What movies and shows has Peter Gregory been in?
Peter Gregory is best known for Grey's Anatomy, 24, CSI: Miami and ER.
Updated: October 26, 2026 ·