Nathan Fillion and Stana Katic Nathan Fillion and Stana Katic

Monday's ratings recap:

8 pm/ET
Dancing with the Stars averaged 20.28 million total viewers over its 90-minute run, up 6 percent week-to-week. A special Monday broadcast of Bones followed with an audience of 8.38 mil, a drop of 470K from its last Thursday foray. 

Trailing CBS sitcom repeats, an especially Awesome episode of Chuck drew 6.05 mil, dipping 170K. Gossip Girl talked to 2.36 mil, down 120 thou.

9 pm
Leading out of a Two and a Half Men repeat, Rules of Engagement (10.59 million viewers) dropped more than a mil, placing behind ABC's Surviving Suburbia (10.86 mil) at the half-hour mark.

24 clocked in with 10.28 mil, down 550K, while Heroes (6.36 mil) resumed its stumbling ways, slipping 9 percent. One Tree Hill (2.42 mil) ticked up 130K. 

10 pm
With a Mentalist repeat (9.43 mil) subbing for CSI: Miami, ABC's Castle enjoyed an 11 percent surge, hitting 8.44 mil. Medium (7.36 mil), however, missed out on the opportunity, dropping 220 thou.