Supernatural
9 p.m. on KSWB/Channel 69 (Cable 5)
Gore alert! In one of the best episodes of the season, Sam and Dean Winchester engage in a bloody battle with a fellow ghost-hunter, and Sam's soul is up for grabs. The riveting Sterling K. Brown of “Army Wives” guest-stars.
Last Comic Standing
8 p.m. on KNSD/Channel 39 (Cable 7)
The Top 12 acts are chosen, as Richard Belzer and Steve Schirripa return to scout the talent while the rest of us wait for some punch lines.
My Boys
10 p.m. on TBS
PJ and the gang are in for some big surprises this week, and Andy's improv class is just the beginning.