HDTV Listings for April 19, 2007

What we're watching: We've got NHL Playoffs action, new episodes of Smallville, Supernatural, Ugly Betty and My Name is Earl to choose from.

Our traditional high definition listings continue below.

All times are Eastern and reruns are in italics, finales in bold:

ABC (720p): Ugly Betty (8 p.m.), Grey's Anatomy (9 p.m.), October Road (10 p.m.)

CBS (1080i): CSI (9 p.m.), Shark (10 p.m.)

NBC (1080i): NBC Nightly News (6:30 p.m.), My Name is Earl (8 p.m.), The Office (8:30 p.m.), 30 Rock (9 p.m.), E.R. (10:01 p.m.), The Tonight Show with Jay Leno (11:34 p.m.)

Fox (720p): N/A

CW (1080i): Smallville (8 p.m.), Supernatural (9 p.m.)

MYNTV (1080i): N/A

Discovery-HD (1080i): Wolverine Revealed (7 p.m.), Austin Stevens: Snakemaster (8 & 11 p.m.), An Inside Look: Return of the Buffalo (9:30 p.m.), A Kingdom for the Dzanga Gorillas (10 p.m.)

TNT-HD (1080i): Without a Trace (6 & 7 p.m.), Underworld (8 & 10:30 p.m.)

ESPN-HD (720p): SportsCenter (6 & 11 p.m.), NFL Live (7:30 p.m.), Baseball Tonight (9:30 p.m.)

ESPN2-HD (720p): NASCAR Now (6:30 p.m.), MLS: Revolution vs. Crew (10 p.m.)

INHD (1080i): NHL on Versus: Penguins at Senators (7 p.m.), Kiss of Death (10 p.m.)

Universal HD (1080i): Law & Order: SVU (7 p.m.), Ed (8 p.m.), Sons & Daughters (9:30 p.m.), Stargate Atlantis (10 p.m.), Surface (11 p.m.)

HDNet (1080i): NASCAR Nextel Cup Replay (6 & 11 p.m.), Gwen Stefani - Harajuku Lovers (8 p.m.), Black Eyed Peas - Live from Sydney to Vegas (9:30 p.m.)

HDNet Movies (1080i): American Graffiti (6 p.m.), The Big Picture (8 p.m.), Wayne's World 2 (9:45 p.m.)

HBO-HD (1080i): The Lake House (8 p.m.), Big Love (10 p.m.)

MAX-HD (1080i): The 40 Year-Old Virgin (6:15 p.m.), Beverly Hills Cop (8:15 p.m.), Inside Man (10 p.m.)

STZ HD (1080i): Herbie: Fully Loaded (7:10 p.m.), Keeping Up With the Steins (9 p.m.)

Showtime (1080i): Beyond the Sea (7 p.m.), Joe Rogan: Live (9 p.m.), This American Life (10:30 p.m.), The Tudors (11 p.m.)