What we're watching tonight:
- ABC (720p) has the season premieres of Dancing with the Stars at 8 p.m. and Castle at 10:01 p.m.
- NBC (1080i) brings the season premiere of Heroes at 8 p.m.
- Fox (720p) drops in the season premiere of House at 8 p.m.
- CBS (1080i) lines up the premieres of How I Met Your Mother (season) at 8 p.m., Accidentally On Purpose (series) at 8:30 p.m., and season premieres of Two and a Half Men at 9 p.m., The Big Bang Theory at 9:30 p.m. and CSI: Miami at 10 p.m.
- USA (1080i) has WWE: Raw at 9 p.m.
- CW (1080i) has One Tree Hill at 8 p.m. and Gossip Girl at 9 p.m.
- ABC Family (720p) brings Lincoln Heights at 8 p.m. and Greek at 9 p.m.
- TLC (1080i) has Jon & Kate Plus 8 at 9 p.m.and Ultimate Cake Off at 10 p.m.
- A&E (720p) has Intervention at 9 p.m. and Hoarders at 10 p.m.
- History (720p) has Clash of the Gods at 10 p.m
- Travel (!080i) brings the series premiere of Madventures at 10p.m.
- ESPN (720p) airs Monday Night Football with Colts/Dolphins at 8:30 p.m.
- ESPN2 (720p) doubles up on WNBA playoffs with Mystics/Fever at 8 p.m. and Silver Stars/Mercury at 10 p.m.