Portrayed by: Eve Myles

Gwen Cooper is a fictional character in the BBC science-fiction television programme Torchwood. She is a police officer who discovers the mysterious Torchwood Institute and is recruited by Jack Harkness to investigate the extraterrestrial. Gwen is a complex character who evolves from a girl-next-door archetype to a militant action heroine. She is willing to make tough decisions to protect those she loves. Reviewers have responded positively to the complexity of Gwen's character and Eve Myles' portrayal. Myles has been praised for her work in promoting Wales and combating prejudice against the Welsh accent.