pitch black be a survival story . it about how to survive in an hostile and alien world against even more hostile enemy . the task get even more difficult when the near enemy can be find within your own surviving group . the plot of pitch black be quite usual and have be see several time before in different variation . but what make this movie shine above others and be it well write character . the group consist of very different people with few more interesting than the others represent jack and a boy with a secret while fry and a pilot have hard time with her own conscience while john and a bounty hunter with a drug habit while imam and a holy man face the fact that god be sometimes cruel and riddick and a convict and a murderer learn to value others and not only himself . character start to live in the movie . they aren not only paper like in many other movie of this genre . you start to care for the character and especially for riddick though that feel quite odd . he be suppose to be the bad guy . in this movie and the line between light and pitch black be very thin . all character be familiar with both . other thing that work in this movie be the casting . rarely do actor fit to their role this well . radha mitchell be suitable for fry . cole hauser bring the right amount of cruelness and sense of responsibility for john . but the most impressive work be do by vin diesel . he do great job a riddick . in his hand riddick be quite creepy and definitely very dangerous and also deep character and just a he be suppose to be . so and how do you survive in pitch black . keep your friend close and enemy even closer .