Independent Lens The new documentary “Peace Officer,” the first part of a two-night look at gun violence in America, profiles a former Utah sheriff who's speaking out about the increasing militarization of police departments. 9 p.m. KOCE
The Odd Couple Sportscaster Rich Eisen guest stars as himself in a new episode of the Matthew Perry-Thomas Lennon sitcom. 9:30 p.m. CBS
Castle Anne-Marie Johnson (“In the Heat of the Night”) guest stars. 10 p.m. ABC
Turn: Washington's Spies Peggy (Ksenia Solo)...