SERIES

On its best nights, “Charmed” (9 p.m. WB) cannot be grouped with the aforementioned elite of prime time. Nevertheless, tonight’s season finale has Prue (Shannen Doherty), Phoebe (Alyssa Milano) and Piper (Holly Marie Combs) exposed as the witches they are on live television.

SPECIALS

John Walsh of “America’s Most Wanted” hosts “Judgment Night: DNA, the Ultimate Test” (8 p.m. Fox), a two-hour show in which the guilt or innocence of convicted criminals at a maximum-security prison near New York City is determined by DNA results.