The Traitors (also known as The Traitors UK) is a British reality television series broadcast on BBC One, based on the Dutch series De Verraders. The show premiered on 29 November 2022 and is hosted by Claudia Winkleman.

Following the premise of De Verraders, the show features a group of contestants participating in a game similar to Mafia (or Werewolf), where an informed minority (known as the "Traitors") must eliminate an uninformed majority (known as the "Faithfuls"). The "Faithfuls" are tasked to discover the "Traitors" and vote them out of the game. The series is filmed in and around Ardross Castle.

After the first episode aired on BBC One, the first three episodes were all released on BBC iPlayer. Each subsequent episode has been released one at a time. While the first and second series featured 22 contestants, the third series featured 25.

Since the show launched, it has become a huge success for the BBC, with viewing figures growing substantially each series. It has become one of the most watched British reality gameshows of all time. The show has gained a cult following due to its success.