Live” says it plans to launch a British version of the sketch comedy show that is celebrating its 50th anniversary across the pond.

When it comes to casting, “Saturday Night Live” producers will find plenty of talent in London’s comedy scene, which is “booming,” Mr. Boosey said. In the past, improv has not been as popular in Britain as in the United States, he said. But that’s changing.

Live" creator Lorne Michaels will executive produce a U.K. version of the show coming to Britain and Ireland, Sky announced Thursday.