https://www.imdb.com/title/tt0094580/

An un-scripted comedy show in which four guest performers improvise their way through a series of games,
many of which rely on audience suggestions.

Contains all 136 episodes.
576p / 4:3 / 25fps - best sources compiled, rare S07E10 kindly provided by Sidney Flange. Thanks to all.

https://www.themoviedb.org/tv/3269-whose-line-is-it-anyway