The ultimate improvisational comedy TV show would have to be Whose Line Is It Anyway? Originally created for British television and later adapted for the U.S. with host Drew Carey, the hit series ...

Improvisation was not a new concept when Whose Line Is It Anyway? came along. Indeed, improvisation was in many ways the beginning of performance art itself, long before scripting became the norm. But ...

so only the best half hour of material made it on screen. The Whose Line Is It Anyway? format has been sold to many countries. It is known elsewhere in the world as: ...