in cameron and a group of hunter be attack by a wild animal and and charlie cowley ( christopher shyer ) survive but see his brother scott ( andrew bowen ) die . seven year later and his teenage nephew derek cowley ( trevor duke ) steal the key of his stepfather cabin in the isolated fire road 13 and travel with four classmate and his friend sam ( kimberly j. brown ) to spend the weekend have a party with booze and sex . however and they be attack by a beast that kill his friend in a sadistic way . sam and derek survive and and they suspect that his stepfather mitchell toblat ( richard tyson ) be a werewolf . when charlie meet derek and sam and they decide to collect evidence to prove that mitchell be the beast and kill him and but mitchell discovers their plot and chase the trio . big bad wolf be a surprisingly good werewolf movie and with gore and black humor . the beginning with teenager go to an isolated cabin and find a monster be not original and but the sadistic attack of the werewolf and specially the virgin girl and be hilarious . the situation of sam collect dna sample be also funny . the special effect be great for a b movie and in the end big bad wolf be a very entertaining movie and recommend for fan of the genre . my vote be seven . title ( brazil ) represent not available .