USA's Fairly Legal returns for its second season tonight with one big ace up its sleeve: co-star Michael Trucco.

When is a series regular a secret weapon? When he's doing fantastic work and still playing second chair. Yes, Fairly Legal belongs to the character of Kate Reed (Sarah Shahi), but there's something about her not quite ex-husband that sticks.

As played by Trucco, Justin Patrick is that hard-working, dedicated Assistant District Attorney that you'd want fighting for you in court, and he's also the voice of reason in his complicated relationship with Kate. In a conventional legal ...