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Peter Gallagher

Peter Gallagher

Award-Winning Actor & Alzheimer’s Advocate

Peter Gallagher is an award-winning actor at home on stage, film and TV...

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Full Bio

Peter Gallagher is an award-winning actor at home on stage, film and TV. He has appeared in over 50 Hollywood films and is probably best known for his role as Sandy Cohen in on the hit TV series, The O.C, Chief Dodds in Law & Order: SVU, and currently, Nick in Grace and Frankie and Dr. Hamilton on Grey’s Anatomy. Having lost both his mother and grandmother to Alzheimer’s disease, Gallagher is passionate about the quest for a cure and serves on the National Advisory Council of the Alzheimer’s Association.

In film, Gallagher made his debut in Taylor Hackford’s The Idolmaker. His many films include sex, lies & videotape and The Underneath for Steven Soderbergh, The Player and Short Cuts (Golden Globe Award) for Robert Altman, the Academy Award® winning American Beauty, for which he received a Screen Actors’ Guild award, and most recently, in the Sundance hit: Palm Springs. Other films include Dreamchild, High Spirits, Watch It, The Hudsucker Proxy, While You Were Sleeping, To Gillian on Her 37th Birthday, The Man Who Knew Too Little, Center Stage and Mr. Deeds.

Also on television, Gallagher was seen this season as Mitch in Zoey’s Extraordinary Playlist and Mike Sullivan in Hallmark’s One December Night. Other TV projects include: New Girl, Covert Affairs, Mark and Jay Duplass’ comedy for HBO, Togetherness, Law & Order: SVU, How I Met Your Mother. the Emmy® and Peabody Award-winning miniseries The Murder of Mary Phagan, The Caine Mutiny Court Martial for Robert Altman, Fallen Angels for Steven Soderbergh, and HBO’s Path to Paradise.

He last appeared on Broadway in 2015 with Kristin Chenoweth in On The Twentieth Century. in 2008, he co-starred with Frances McDormand and Morgan Freeman in the Mike Nichols’ Broadway production of The Country Girl. Previously, he has starred in The Royal National Theatre’s hit revival of Noises Off with Patti Lupone, the 1992 revival of Guys and Dolls as Sky Masterson (Drama Desk Nomination), Long Day’s Journey Into Night opposite Jack Lemmon (Tony Award nomination), Tom Stoppard’s The Real Thing also directed by Mike Nichols (Clarence Derwent Award), The Corn is Green starring with Cicely Tyson (Theatre World Award), and Harold Prince’s production of the Comden and Green musical, A Doll’s Life. Gallagher made his Broadway debut in the first revival of Hair and then joined the original Broadway production of Grease in the role of Danny Zuko.

As a singer, Gallagher recorded a solo album, 7 Days in Memphis, for Epic Records and is featured on the soundtracks for Zoey’s Extraordinary Playlist, On The Twentieth Century, Pal Joey, Guys and Dolls, A Doll’s Life and others.

Gallagher was honored with a Light on the Hill Award and a Jumbo Award from Tufts University. He also received the Steve Chase Humanitarian Award from The Desert AIDS Project. He actively volunteers for Alzheimer’s-related causes and is presently co-chair of the National Board of Advisors for the Actor’s Fund.

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Topics

Topics

My Family’s Personal Legacy of Alzheimer’s

An Evening with Peter Gallagher

Videos

Videos

Peter Gallagher Met His Now-Wife In A Stairwell
Conan O'Brien 'Peter Gallagher 11/30/04

Books

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TESTIMONIALS

CLIENT TESTIMONIALS

The American Psychological Association was thrilled to have Dr. Antonia Novello as our speaker for the 2024 APA Convention. Dr. Novello was fantastic, and her presentation was a tremendous success. Thank you, Peter, for all your hard work in making this event such a resounding success.

American Psychological Association

For our annual Native American Heritage Month celebration, PDA Group arranged for John Echohawk to join us for a virtual moderated discussion. The program was thoughtful, engaging, and highly impactful for our audience of lawyers and professional staff. We are grateful for their partnership and look forward to working with them again.

Debevoise & Plimpton LLP

We have partnered with PDA Group on multiple successful events, including our charity luncheon with Lisa Edelstein and our Women’s Philanthropy Kickoff Event featuring Allegra Goodman. Their professionalism, expertise, and commitment to excellence make them an outstanding partner. Thank you for your exceptional work and continued support.

UJA-Federation

We have received so much fantastic feedback following our virtual event. It was an absolute success, and Sylvia Fowles was excellent. Thank you again to Sylvia and the entire team for your partnership!”

U.S. Bank

Kurt Warner was spectacular—he completely wowed the audience and solidified major leadership points. He was an amazing partner, and we will be talking about this experience for years to come. We will definitely leverage the PDA team for all of our speaking needs!”

Sysco Corporation

The events over the past two years went very well — everyone had a great time with Dr. Mark Esper in 2025, and Sam Hinkie led a very engaging Q&A with our Principal, Jean Reynolds, in 2024. Thank you for working with us these last two years; your support has been instrumental to the success of our programs!

Investcorp Strategic Capital Group

It was an absolute privilege to have Dr. Sanjay Gupta as our keynote speaker for the 2026 GME Leadership Conference. He delivered an outstanding address that resonated deeply and left a lasting impression on everyone in the room. The entire planning process was seamless and collaborative. It was a pleasure working together, brainstorming suggestions, and ultimately selecting the perfect fit for our event. We couldn’t have asked for a better experience.

HCA Healthcare

We had a fantastic day with Inge! She was very engaging with all those that attended. Her personal stories about the holocaust were very special and we were moved that she was willing to share them with everyone. Thank you again, PDA for all your hard work and dedication to make this program such a success!

Salt Lake Community College

It was a great pleasure to work with PDA Group! The communication was always prompt, friendly and helpful. We loved the speakers and events we booked through Mr. Peter Walker (PDA Group).

Western Michigan University

On behalf of myself and my organization Entertainment Unlimited the Campus Programming Board of Ferris State University, we thank you PDA and Dan for a successful event!! Dan was magnificent! Students really enjoyed the presentation. I know I did. Can’t wait to bring in more programs with PDA Group.

Ferris State University

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