Kate Walsh stars as Dr. Addison Montgomery, with Tim Daly as Dr. Pete Wilder and Audra McDonald as Dr. Naomi Bennett in the Grey’s Anatomy spin-off Private Practice.
Main cast
- Dr. Addison MontgomeryKate Walsh1–6Main
- Dr. Pete WilderTim Daly1–6Main
- Dr. Naomi BennettAudra McDonald1–6Main
- Dr. Cooper FreedmanPaul Adelstein1–6Main
- Dr. Charlotte KingKaDee Strickland1–6Main
- Dr. Violet TurnerAmy Brenneman1–6Main
- Dell ParkerChris Lowell1–3Main
- Dr. Sam BennettTaye Diggs1–6Main
- Dr. Amelia ShepherdCaterina Scorsone3–6Main
- Dr. Sheldon WallaceBrian Benben2–6Main
- Dr. Jake ReillyBenjamin Bratt5–6Main
Supporting cast
- Betsy ParkerHailey Sole1–3Supp
- Maya BennettChyler Leigh1–2Supp
- Dr. FifeMichael Patrick McGill1–2Supp
Guest & voice
- Dr. Richard WebberJames Pickens Jr.1, 3, 6Guest
- Dr. Derek ShepherdPatrick Dempsey1, 3Guest
- Dr. Mark SloanEric Dane1, 3Guest
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About this cast
Private Practice is a medical drama that follows Dr. Addison Montgomery as she joins a private medical practice in Los Angeles. The series aired for six seasons on ABC, featuring a core ensemble of doctors navigating complex personal and professional lives.
FAQs
Who plays Dr. Addison Montgomery in Private Practice?
Kate Walsh plays Dr. Addison Montgomery, reprising her role from Grey’s Anatomy.
How many seasons of Private Practice are there?
Private Practice ran for six seasons from 2007 to 2013.
Is Private Practice a spin-off of Grey’s Anatomy?
Yes, it is a spin-off focusing on Dr. Addison Montgomery after she leaves Seattle Grace Hospital.
Who plays Dr. Amelia Shepherd in Private Practice?
Caterina Scorsone plays Dr. Amelia Shepherd, who later appears in Grey’s Anatomy.
What network aired Private Practice?
It aired on ABC in the United States and on Sky Living in the UK.
Sources & where to watch: IMDb · Wikipedia · Where to watch (JustWatch UK) · Updated June 2026