These television shows—from the US, Britain and Australia—bring improv to the small screen.

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Curb Your Enthusiasm (2000-present)

This Emmy Award-winning American series stars Seinfeld co-creator and producer Larry David as a fictionalized version of himself. All of the show’s dialogue is improvised, guided by a general structure drafted by David for each episode.

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Whose Line Is It Anyway? (1998-2004)

Originally a British radio program, Whose Line makes use of a panel of four performers, who participate in audience-aided games and scenarios, presented by host Drew Carey. Despite its cancellation in the mid-2000s, the show maintains a strong online fan base to date.

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Thank God You’re Here (2006-2009)

This Australian show has competing performers walk through a door at the beginning of the episode, only to be greeted by the line, “Thank God you’re here!” Scenarios for each performer differ, and a winner is declared at the end of every episode.