Haunted by terrible acts the Nazis forced him to participate in, the disenchanted Father Lankester Merrin focuses his energies on helping with an archaeological dig in the northern part of Kenya. There, the crew uncovers a church that predates Christian missions into the area, but the discovery also causes strange events to start occurring -- including physical changes to a young, disabled boy, whom Merrin grows to suspect has been possessed by a demon.
In Venice Beach, naive Midwesterner JB bonds with local slacker KG and they form the rock band Tenacious D. Setting out to become the world's greatest band is no easy feat, so they set out to steal what could be the answer to their prayers... a magical guitar pick housed in a rock-and-roll museum some 300 miles away.
After the lord of darkness decides he will not cede his throne to any of his three sons, the two most powerful of them escape to Earth to create a kingdom for themselves. This action closes the portal filtering sinful souls to Hell and causes Satan to wither away. He must send his most weak but beloved son, Little Nicky, to Earth to return his brothers to Hell.
In 1970s South Boston, FBI Agent John Connolly persuades Irish mobster James "Whitey" Bulger to collaborate with the FBI and eliminate a common enemy: the Italian mob. The drama tells the story of this unholy alliance, which spiraled out of control, allowing Whitey to evade law enforcement, consolidate power, and become one of the most ruthless and powerful gangsters in Boston history.