What’s on TV tonight: Frasier, Lessons in Chemistry, Barbara Knox at 90 and more

Frasier Paramount+ The words “sitcom reboot” rarely precede anything good, but where there’s a market, there’s a streaming service. Frasier returns nearly 20 years after the Cheers spin-off last aired, with Kelsey Grammer reprising his role as psychiatrist Dr Frasier Crane. David Hyde Pierce, who played his neurotic brother, Niles, is conspicuously absent, as is Jane Leeves’s chipper Mancunian Daphne Moon. Perhaps justifying their absence, the show’s location is moved from Seattle to Boston, whe