Sinéad Keenan (born 27 December 1977) is an Irish actress with a wide range of television, film, and stage credits.

[5] Keenan left Fair City amid fears of becoming type-cast,[6] and moved on to film the movie On the Nose with Cracker actor Robbie Coltrane.

The actress, and her chemistry with on-screen boyfriend Russell Tovey, was so well-liked by Whithouse that he edited the storyline to keep Keenan's character in the show.

[citation needed] Following her success in Being Human, Keenan has had guest roles in Victoria Wood's Mid Life Christmas, Agatha Christie's Poirot, Silent Witness, and David Tennant's final episodes of Doctor Who.

[9] In March 2018, Keenan won the Royal Television Society Programme Award for Actor (Female) for her role as Melanie Jones in Little Boy Blue.