TV top picks

7 p.m. on NBC Diana, 7 Days This absorbing new two-hour British documentary chronicles the turbulent week in the aftermath of Princess Diana’s death, as grief over her passing rippled from Great Britain into the world beyond. For the first time in an on-camera interview, Diana’s sons, Prince William, Duke of Cambridge, and Prince Harry, share their memories of receiving the shocking news of their mother’s death, followed by the huge demonstrations of public mourning. 7 p.m. on CW Masters of Illusion “From the Exotic to Defying the Law of Physics” is a title that certainly describes the range of this episode. Ed Alonzo, Barry and Stuart, Joshua Jay, Jeff McBride, Murray SawChuck, Chris Randall and Jonathan Pendragon — some of whom will be series familiar— are to the regular performers viewers introducedof this 7 p.m. onby FOODhost Dean Cain. Guy’sA new Family episode Road called Trip “Gulf Dreams” findsthe shoresthe Fieriof the clan Gulf travelingof Mexico, along where a stop in Corpus Christi, Texas, includes a search for fresh red snapper. Having accomplished that mission, Guy and his friends fry up the fish at a local ranch, along with some chicken parmesan, for the evening feast. 9 p.m. on PBS American Masters Co-founder of the SXSW festival in Austin, Texas, Louis Black makes his directorial debut with the new documentary “Richard Linklater — dream is destiny,” an illuminating profile of the iconoclastic filmmaker who emerged from Austin’s thriving arts scene in the late 1980s and early ’90s. Linklater collaborators Patricia Arquette, Ethan Hawke, Julie Delpy and Matthew McConaughey are among those sharing their perspective on the director. 12:30 a.m. on HBO Room 104 Things take a decided turn for the surreal in the new episode “Voyeurs,” which sees past and present coming face-to-face when one of the motel’s housekeepers (Dendrie Taylor, “Vital Signs”) reconnects with her younger self (Sarah Hay, I’m Dying Up Here). Matthew Bellows also is featured.