In Episode 8 of Hell on Wheels, Durant sends Cullen, Elam and Joseph on a mission of vengeance, while Lily struggles to find her place in Hell on Wheels. Learn more about what happens by checking out the online extras below for Episode 8, "Derailed":

• Ten production stills of Episode 8, plus two sneak peek photos of next week's show

• An "Inside Hell on Wheels" video that takes you behind the scenes of Episode 8

• A trivia game to test your memory of Episode 8

• An open thread in the Talk Forum for this episode (Share your thoughts with fellow fans)

• See what happens next with a sneak peek video from Episode 9, "Timshel"

Also worth your attention:

• Common's music video, "Celebrate"

• Behind the scenes video of "Celebrate"

• An Ultimate Fan Game for Hell on Wheels star Common

• An Ultimate Fan Game for Hell on Wheels star Anson Mount

• A quick guide to Western movies

• Two full-length Western movies online

• A Hell on Wheels music video featuring The Straight Shot's "Can't Make Tears"