A two-minute international trailer has been unveiled for the upcoming NBC series Hannibal, debuting Thursday, April 4 at 10 PM ET with the Season 1 premiere "Aperitif". This video hints at the troubled past of FBI profiler Will Graham (Hugh Dancy), before he first meets the esteemed Dr. Hannibal Lecter (Mads Mikkelsen). We also see Graham trying to track down a vicious cannibal, whom he does not know is Lecter yet, and a truly terrifying garden of body parts. Take a look at this new footage, also featuring Laurence Fishburne as Special Agent Jack Crawford.