When does Whose Line Is It Anyway? return?

Whose Line Is It Anyway? is an adaptation of the British series of the same name. It originally aired on ABC and ABC Family from August 5, 1998 to December 15, 2007. A revival of the show, hosted by Aisha Tyler, began airing on The CW on July 16, 2013. The show consists of a panel of four performers who create characters, scenes, and songs on the spot.