What to Watch on Saturday: Repeats! Plus, ‘Thor’ hosts ‘SNL’

Battle Creek (8 p.m., CBS) – If you missed last weekend’s premiere, catch it tonight. Dean Winters and Josh Duhamel play mismatched investigators working in down-and-out Battle Creek, Mich. It’s worth watching. And “CSI: Cyber,” the new Patricia Arquette series that debuted on Wednesday, also repeats tonight (9).

Last Man on Earth (8 p.m., Fox) – Another chance to catch the opener of a show that debuted last weekend. This one has Will Forte (“SNL”) as the Earth’s lone survivor after a deadly virus decimates the planet. Or is he?

Good Witch (8 p.m., Hallmark) – A frightened young woman stays at Grey House, and an elderly resident who has returned to town seems to know something about her.

The Musketeers (9 p.m., BBC America) – After learning the truth about his parents, Porthos seeks answers from his father and questions his place in the Musketeers.

Saturday Night Live (11:30 p.m., NBC) – Chris Hemsworth (“Thor”) hosts, with musical guest Zac Brown Band.

This story was originally published March 7, 2015 at 1:00 AM with the headline "What to Watch on Saturday: Repeats! Plus, ‘Thor’ hosts ‘SNL’."