Peaky Blinders, which ran on the BBC in the U.K. and on Netflix in the U.S. for six seasons from 2013 to 2022, was one of my favorite shows of its time. I’d never claim it was one of the best—although at its highest heights it was very, very good—but I loved it because, during an era of more and more shows chasing “prestige” status and a growing arms race of streaming platforms willing to shower massive budgets on anyone who promised the next Sopranos or Mad Men, Peaky Blinders was always comfortable just being itself: a kick-ass gangster show...