What we're watching: On the heels of Reggie Bush's 4 touchdowns last week, we can't wait to see the Saints matched up against the Cowboys on Sunday Night Football. Season two of Showtime's Sleeper Cell: American Terror starts tonight, as well as HBO's Tsunami, the Aftermath mini-series focusing on a group of fictional characters caught up in last year's disaster.

Our traditional high-def listings continue below.
Here are some other HDTV programs showing on selected networks today. All times are Eastern and reruns are in italics, premieres in bold:

ABC (720p): Brothers and Sisters (10 p.m.)

CBS (1080i): Cold Case (9 p.m.), Without a Trace (10 p.m.)

NBC (1080i): Football Night in America (7 p.m.), Sunday Night Football: New Orleans at Dallas (8:15 p.m.)

Fox (720p): Nada

CW (1080i): Reba (7:30 p.m.)

TNT-HD (1080i): The Lord of the Rings: The Two Towers (8 p.m.)

Discovery-HD (1080i): Sunrise Earth (7 p.m.), Search for Lewis & Clark (8 & 11 p.m.), Outback Cowboys (9 p.m.), I Shouldn't Be Alive (10 p.m.)

ESPN-HD (720p): SportsCenter (7 & 11 p.m.), College Basketball: LSU vs. Texas (8 p.m.)

ESPN2-HD (720p): Division II College Football: Delta State vs. Grand Valley State (7 p.m.)

INHD (1080i): I Am Trying to Break Your Heart (7 p.m.), Timeless (9 p.m.), Geared Up (9:30 p.m.), Beer Nutz (10 p.m.), Dr. Danger (10:30 p.m.), London Live (11 p.m.), Three Sheets (11:30 p.m.)

INHD2 (1080i): Discoveries...America: Louisiana (7 p.m.), Caribbean Escapes (8 & 11 p.m.), Wine Trails of Italy (8:30 & 11:30 p.m.), NBA TV: Spurs at Lakers (9 p.m.)

HDNet (1080i): Dan Rather Reports (7 p.m.), True Music with Katie Daryl (8 & 11 p.m.), Sound off w/ Matt Pinfield (8:30 & 11:30 p.m.), 311 Live in Memphis (9 p.m.)

HDNet Movies (1080i): Critical Condition (6:15 p.m.), One Flew Over the Cuckoo's Nest (8 p.m.), The Last Detail (10:15 p.m.)

Universal HD (1080i): Firefly (7 p.m.), Battlestar Galactica (8 & 11:30 p.m.), Bram Stoker's Dracula (9 p.m.)

HBO-HD (1080i): Necessary Roughness (8 p.m.), Tsunami, The Aftermath Part 1 (8 p.m.), Brokeback Mountain (11:30 p.m.)

Showtime-HD (1080i): The Longest Yard (7:05 p.m.), Sleeper Cell: American Terror (9 & 11 p.m.), Dexter (10 p.m.)

MAX-HD (1080i): Ocean's Twelve (6:05 p.m.), Monster-In-Law (8:15 p.m.), King Kong (10 p.m.)

STZ HD (1080i): The Chronicles of Narnia: The Lion, The Witch and The Wardrobe (9 p.m.), Cursed (11:30 p.m.)