What we're watching: Kyle XY continues tonight with a new epsiode, accompanied by reruns of The Unit, 24 and Numb3rs. There's also a Deadwood mini-marathon on HBO, rounded out by former DVD all-star Twister on Cinemax. I think I just saw a tumbleweed roll by.

Our traditional high definition listings continue below.

Here are some other HDTV programs showing on selected networks today. All times are Eastern and reruns are in italics:

ABC (720p): Kyle XY (9 p.m.)

CBS (1080i): NCIS (8 p.m.), The Unit (9 p.m.), Numb3rs (10 p.m.), The Late Show with David Letterman (11:35 p.m.)

NBC (1080i): Law & Order (9 & 10 p.m.), The Tonight Show with Jay Leno (11:35 p.m.)

Fox (720p): 24 (8 & 9 p.m.)

WB (1080i): What I Like About You (8 .p.m.), Twins (8:30 p.m.), Reba (9 p.m.)

Discovery-HD (1080i): Dinosaur Planet (6 p.m.), Nature's World: Africa's Lions and Wildebeests (7 p.m.), Monster Garage (8, 9 & 11 p.m.), American Chopper (10 p.m.)

TNT-HD (1080i): Without a Trace (7, 8, 9 & 10 p.m.), In the Line of Fire (11 p.m.)

ESPN-HD (720p): SportsCenter (6 & 11 p.m.), NFL Live (7:30 p.m.), Baseball Tonight (10 p.m.)

INHD (1080i): Caribbean Escapes (6:30 p.m.), Super Speedway (7 p.m.), Rush in Concert (8 p.m.), Beer Nutz (10 p.m.), London Live (10:30 p.m.) Dog Day Afternoon (11:30 p.m.)

INHD2 (1080i): Twilight Zone (7 & 7:30 p.m.), Ocean Oasis (8 & 11 p.m.), Melissa Etheridge Gets Lucky Tonight (9 p.m.), Wine Trails of Italy (10:30 p.m.)

HDNet (1080i): HDNet World Report (7 p.m.), Get Out!: Mexico (8 & 11 p.m.), Art Mann Presents: (8:30 p.m.), Bikini Destinations (9 p.m.), Boxing: Salita vs. Wayka (9:30 p.m.)

HDNet Movies (1080i): Cruel Intentions (6:30 p.m.), Mulholland Falls (8:15), Jennifer 8 (10:05 p.m.)

HBO-HD (1080i): Deadwood (8, 9 & 10 p.m.), Lucky Louie (11 p.m.), Entourage (11:30 p.m.)

MAX-HD (1080i): Closer (6:30 p.m.), King's Ransom (8:15 p.m.), Twister (10 p.m.)

STZ HD (1080i): Don't Be a Menace (7:20 p.m.)

Showtime-HD (1080i): Crash (6:10 p.m.), The Longest Yard (8 p.m.), Brotherhood (11 p.m.)

FCC Fridays