MAIGRET 7 p.m. on Ovation. In this television adaptation, Rowan Atkinson plays Jules Maigret, the fictional French detective of Georges Simenon’s novels that center on mysterious murders in 1950s Paris. In the second season premiere, based on the book “Maigret at the Crossroads,” the detective looks into the suspicious death of a Jewish jeweler whose body is found in a Danish man’s car. When the man is taken in for questioning, he denies knowing anything about the killing. As Maigret works to uncover the man’s true identity, he begins to encounter professional obstacles within his police force, while his wife (Lucy Cohu) airs concerns about his safety.

THE CHEERLEADER ESCORT 8 p.m. on Lifetime. School is back in session, and to celebrate, Lifetime has been screening cheerleader-themed programming throughout September. The latest installment of its Cheer, Rally, Kill series follows Cassie (Alexandra Beaton), a college freshman who finds herself enmeshed in a ring of cheerleaders who moonlight as escorts for rich alumni. After one of the cheerleaders becomes pregnant and dies under mysterious circumstances, Cassie works to expose the group.