Kelly Reilly is an English actress known for her role as Beth Dutton on Yellowstone and its 2026 spin-off, Dutton Ranch. She was born on July 18, 1977 and as of October 2026, she is 49 years old.
She is also a stage actress in addition to her numerous, notable film and television roles (Flight, Sherlock Holmes, True Detective). In this way is a plain and simple fact checked version regarding her career and errors that appear on other websites.
Key Takeaways
- Kelly Reilly was born Jessica Kelly Siobhán Reilly on July 18, 1977, in Chessington, England.
- She played Beth Dutton in Yellowstone from 2018 to 2024.
- She returned as Beth in Dutton Ranch, which premiered on Paramount+ on May 15, 2026.
- Her other major credits include Eden Lake, Sherlock Holmes, Flight, True Detective, and Above Suspicion.
- She was nominated for a Laurence Olivier Award for After Miss Julie, becoming the youngest nominee in that category at 26.
- She has been married to financier Kyle Baugher since 2012.
Who Is Kelly Reilly?
Kelly Reilly is an English actress who was raised in Chessington in southwest London. Her father, Jack Reilly, was a police officer and her mother was a hospital receptionist.
She is English but has Irish grandparents. That detail gets twisted from time to time into the claim that she is Irish or Scottish, both of which are wrong.
She made her screen debut in 1995 in the series The Biz and the crime drama Prime Suspect. She is said to have scripted a letter to the producers of Prime Suspect for a role before landing the part.
Kelly Reilly’s Age and Birth Details
Her full name is Jessica Kelly Siobhán Reilly. She was born on July 18, 1977. She will turn 49 in July 2026.
Due to the years in which they were written, some pages show her as younger or older. If a site provides a different birth date, it is definitely incorrect.
From London Stage to Film
Reilly established herself in the British theatre and film industry before Hollywood. For her performance in After Miss Julie at the Donmar Warehouse, she was nominated for a Laurence Olivier Award. At the age of 26, she was the youngest person to have been nominated in that category.
Her early film work includes the French comedy L’Auberge espagnole (English: The Spanish Inn), in which she played Wendy, and its two sequels. In 2005, she appeared in Pride & Prejudice and Mrs Henderson Presents.
In 2006, she won the Empire Award for Best Newcomer for Mrs Henderson Presents.
Kelly Reilly’s Best Known Roles
Film
- Eden Lake (2008): her first lead film role, in a horror thriller.
- Sherlock Holmes (2009) and A Game of Shadows (2011): she played Mary Morstan, later Mary Watson.
- Flight (2012): she played Nicole opposite Denzel Washington.
- Calvary and Heaven Is for Real (2014): supporting roles in two different kinds of drama.
- A Haunting in Venice (2023): she played Rowena Drake.
- Here (2024) and Little Wing (2024): later film credits.
Television
- Above Suspicion (2009 to 2012): she starred as Anna Travis in the British crime drama.
- Black Box (2014): she played neuroscientist Catherine Black.
- True Detective (2015): she played Jordan Semyon in season two.
- Britannia (2018): she played the Celtic queen Kerra.
- Yellowstone (2018 to 2024): she played Beth Dutton for 53 episodes.
Yellowstone and Beth Dutton
Beth Dutton is the daughter of John Dutton (Kevin Costner). Reilly’s portrayal of the character was one of the most popular on American television, and was nominated for a number of awards, including the Hollywood Critics Association Awards and the MTV Movie & TV Awards.
The series concluded in 2024. This was not the end of Reilly’s role.
Dutton Ranch
Dutton Ranch is a Yellowstone spin-off series following Beth and her husband Rip Wheeler, played by Cole Hauser. It was released on Paramount+ on May 15, 2026, with its first two episodes, with the season consisting of nine episodes.
Also starring are Ed Harris, Annette Bening and Finn Little. Created by Chad Feehan, Yellowstone creator Taylor Sheridan serves as executive producer along with Reilly and Hauser, who also stars.
The story moves Beth and Rip to South Texas, where they take over a ranch and go up against a nemesis.
Other 2026 Work
Reilly also features in Under Salt Marsh, a Sky crime thriller with her as Jackie Ellis. We couldn’t verify everything about the release, so we don’t spoil the plot.
Personal Life
Reilly met the financier Kyle Baugher in 2010 in Marfa, Texas. They were married in 2012 in Somerset, England.
It is not publicly known to reliable sources that they have children. Please treat any claim to this effect with caution.
Common Mistakes About Kelly Reilly
- Calling her American. She is English.
- Mixing up her real name. Her full name is Jessica Kelly Siobhán Reilly.
- Saying Yellowstone is still airing. The original series ended in 2024. Dutton Ranch is a separate spin-off.
- Skipping her stage career. Her Olivier nomination and London theater work came well before Yellowstone.
- Listing wrong credits. Some pages credit her with films she was not in, so check IMDb or a reliable source.
Frequently Asked Questions
Who is Kelly Reilly? She is an English actress best known as Beth Dutton in Yellowstone and Dutton Ranch.
How old is Kelly Reilly? She was born on July 18, 1977, so she is 49 as of October 2026.
Is Kelly Reilly in Dutton Ranch? Yes. She stars as Beth Dutton, and the series premiered on May 15, 2026.
Is Kelly Reilly married? Yes. She married Kyle Baugher in 2012.
What movies has Kelly Reilly been in? Her films include Eden Lake, Sherlock Holmes, Flight, Calvary, and A Haunting in Venice.
Is Kelly Reilly British or American? She is English, born and raised in Chessington, Surrey.
Conclusion
Kelly Reilly has made her mark on stage, and in film and television. Beth Dutton made her a household name in the U.S., and Dutton Ranch keeps her in the limelight.
