A woman tries to establish herself as a detective in Victorian England in the new six-part series “Miss Scarlet & The Duke” (PBS, 8 p.m., check local listings), starring Kate Phillips of “Peaky Blinders” and Stuart Martin. 

It provides another “Masterpiece” lead-in to the gentle “All Creatures Great an Small” (PBS, 9 p.m., check local listings) that began last week. 

It’s gotta be the shoes, an old Nike ad went. But on “Batwoman” (CW, 8 p.m.) it’s all about the suit. That’s the only way they could switch the main character from Ruby Rose, who quit after season one, to Javicia Leslie, who takes up the title role (by simply putting on the suit). 

NFL Divisional Playoffs have Cleveland at Kansas City (CBS, 3:05 p.m.) and Tampa Bay at New Orleans (Fox, 6:40 p.m.. 

The concluding episode of “Tiger” (HBO, 9 p.m.) delves into his womanizing and decline of Tiger Woods, followed by his comeback. (Episode one is repeated afterward at 10:45 p.m.).

The mystery writer is profiled in the special “Inside the Mind of Agatha Christie” (PBS, 10 p.m., check local listings).