True Blood 9 p.m., HBO
Family ties are particularly close this season. Pictured: Anna Paquin and Stephen Moyer.
Zen: Cabal 9 p.m., Channel 2
Rufus, post-Shell Beach
Falling Skies 9 p.m., TNT
Just a coupla aliens, skittering around attacking.
The Borgias 10 p.m., Showtime
Rome is burning, or at least one very specific part of it.
The Killing 9 p.m., AMC