Shows to watch 2011 that WONT get Canceled.?

Ok i just finished watching Stargate Universe and it was awsome and im so ******* pissed that they cannceled it and now i want to find a new show to watch it has to be action, thriller, or syfi., and will NOT be cancceled in the future. ( You can tell by the rating and how its doing and everything.) So anyone got any shows that wont be cancceling anytime soon? and please not anything cheap and gay. Thanks/.