What we're watching: Two more new episodes of Planet Earth on Discovery, but we'll be stuck on HBO to see the return of The Sopranos and Entourage.

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 & finales in bold:

ABC (720p): Desperate Housewives (9 p.m.), Brothers and Sisters (10 p.m.)

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

NBC (1080i): N/A

Fox (720p): The War at Home (7 & 7:30 p.m.)

CW (1080i): N/A

TNT-HD (1080i): Cast Away (8 p.m.), Deep Impact (11 p.m.)

Discovery-HD (1080i): Sunrise Earth (7 p.m.), Planet Earth (8, 9 & 11 p.m.), I Shouldn't Be Alive (10 p.m.)

ESPN-HD (720p): Baseball Tonight (7 p.m.), MLB: Red Sox vs. Rangers (8 p.m.), SportsCenter (11:30 p.m.)

ESPN2-HD (720p): N/A

INHD (1080i): Isle of Wight: David Bowie (7 p.m.), Timeless (9 p.m.). Uncorked with Billy Merritt (9:30 p.m.), NPL Las Vegas Open (10 p.m.), London Live (11 p.m.), Three Sheets (11:30 p.m.)

HDNet (1080i): Dan Rather Reports (7 p.m.), True Music w/ Katie Daryl (8 & 11 p.m.), Sound Off with Matt Pinfield (8:30 & 11:30 p.m.), Satriani LIVE! (9 p.m.), On Stage at World Cafe Live (10:30 p.m.)

HDNet Movies (1080i): Places in the Heart (6 p.m.), American Graffiti (8 p.m.), Five Easy Pieces (10 p.m.)

Universal HD (1080i): Sons & Daughters (7 p.m.), McHale's Navy (8 p.m.), Monk (10 p.m.), Isn't She Great (11 p.m.)

HBO-HD (1080i): The Dukes of Hazzard (7 p.m.),The Sopranos (9 p.m.), Entourage (10 p.m.), Rumor Has It (10:30 p.m.)

Showtime-HD (1080i): This American Life (8 p.m.), Dexter (9 p.m.), The Tudors (10 & 11 p.m.)

MAX-HD (1080i): Unleashed (6:15 p.m.), Wedding Crashers (8 p.m.), Slither (10 p.m.)

STZ HD (1080i): Herbie: Fully Loaded (7:15 p.m.), Silent Hill (9 p.m.), Casanova (11:10 p.m.)

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