Daniel Sharman plays abused teen beta werewolf, Isaac Lahey, abused sa pamamagitan ng his own father and he was the first member to sumali Derek's pack and was the only one who stayed in the pack when Erica and Boyd were kidnapped sa pamamagitan ng the Alpha pack and was in a hanay ng mga arko for 3 months and Erica was killed sa pamamagitan ng the Alpha Pack and Boyd was accidentally killed sa pamamagitan ng pack leader, Derek, and was a big help to Derek, Scott, and Chris sa pamamagitan ng helping to defeat Gerard and the Kanima (Jackson). And he also helped Scott, Derek, Chris, and Allison to stop Boyd and Cora from attacking innocent people sa pamamagitan ng trapping them in the school's boiler room, So three cheers for Isaac!