Catherine Shepherd is an English comedic actress, writer and director In the early 2000s Shepherd appeared in several BBC Radio 4 comedies, as Daisy in the sitcom Think the Unthinkable alongside Marcus Brigstocke and David Mitchell, as Xanthe in Ring Around the Bath, and in James Cary's Radio 4 sketch show Concrete Cow, with Robert Webb. On television, she played the character April in the sitcom Peep Show. She appeared in one episode of the second series in 2004, and returned eleven years later as a recurring character in series 9. She app…