Matthew Rhys ( REESS; born 8 November 1974) is a Welsh actor. Known for portraying morally complex protagonists, he has received various accolades including four Primetime Emmy Awards, becoming the first and only actor to win in all three Lead Actor categories in Emmys history. He has also been nominated for two Actor Awards, two BAFTAs, and four Golden Globe Awards. Rhys gained recognition for playing Kevin Walker in the family drama series Brothers & Sisters (2006–2011) and Philip Jennings in the spy drama series The Americans (2013–2018); he earned the Primetime Emmy Award for Outstanding Lead Actor in a Drama Series in 2018 for his work on The Americans. He earned Emmy nominations for his roles in the comedy series Girls (2017) and the mystery series Perry Mason (2020–2023). At the 2026 Primetime Emmy Awards, he was a three-time winner: Outstanding Lead Actor in a Limited or Anthology Series or Movie for the crime thriller The Beast in Me (2025), and Outstanding Lead Actor in a Comedy Series and Outstanding Comedy Series (as an executive producer) for the comedy-horror series Widow's Bay (since 2026). In film, Rhys appeared as Demetrius in Titus (1999), Doc Fairweather in Deathwatch (2002), Dylan Thomas in The Edge of Love (2008), Daniel Ellsberg in The Post (2017), and Lloyd Vogel in A Beautiful Day in the Neighborhood (2019). He has also voiced several characters in animated series, including Aloysius in Infinity Train (2019), Emperor Belos in The Owl House (2020–2023), Riley Greene in Gremlins: Secrets of the Mogwai (2023), and Gammon Felda / the Florid Sword in The Wingfeather Saga (2024–present).