Showtime is set to return for season two of the critically acclaimed series, Shameless, starring William H. Macy as alcoholic head-of-the-household, Frank Gallagher. Scheduled for a fall debut, Shameless fans attending Comic Con 2011 will get to enjoy a sneak peek at the highly-anticipated second season in the series.

Alongside Dexter, Shameless is one-half of Showtime’s Comic Con double-header panel – hosted by Mike Schneider (TV Guide Los Angeles Bureau Chief) with appearances by William H. Macy (Frank) and Emmy Rossum (Fiona) as well as other cast members, and executive producer John Wells.

If you’re attending the convention yourself, check out Showtime’s panels today, Thursday, July 21, from 5:30 p.m. to 7:30 p.m, in Ballroom 20. If not, keep it parked right here and for the latest Shameless news, brought to you live by Screen Rant. Keep an eye on the Screen Rant Comic-Con page for all the convention news.

Shameless season 2 will premiere this fall on Showtime.