As Volume Three signs off in dramatic style, Heroes Unmasked ends with an equally thrilling climax, showing the heroes in their greatest danger yet.

Join composers Wendy Melvoin and Lisa Coleman at their studios in Los Angeles to hear how they created the Heroes soundtrack.

Heroes Unmasked steps back in time to look at how Production Designer Ruth Ammon and her team planned out their Haiti designs from the very beginning.

From striking visual effects to shocking prosthetics and demanding fights, the outstanding physical skill behind Heroes is on display, including the Elephant Man.

Heroes Unmasked comes straight from the director's chair this week, as the men and women at the helm of Heroes reveal what it takes to call the shots.

This episode of the series reveals the extent Arthur Petrelli is prepared to go to in his pursuit of power, where not even his family can stand in the way.

An exclusive peek behind the scenes of Heroes. A look at how Pinehearst, Arthur Petrelli's sinister inner sanctum, was designed.

An exclusive peek behind the scenes of Heroes. A further look into the trials and tribulations of troubled teen, Claire.

An exclusive peek behind the scenes of Heroes. Delving into the workings of the characters who return from the dead, and the way in which they are introduced.

An exclusive peek behind the scenes of Heroes. We talk exclusively to Malcolm McDowell and creator Tim King, and examine the themes of religion and spirituality.

An exclusive peek behind the scenes of Heroes. The show's creators reveal the challenges of packing a feature film into 45 minutes of television every week.

An exclusive peek behind the scenes of Heroes. We discover how Level 5 was created, and the writers discuss how they mastermind their infamous cliffhangers.

An exclusive peek behind the scenes of the award-winning series. Meet a brand-new character whose arrival is sure to be a hit as the Heroes face a cataclysmic future.