Teen Wolf is a tv show on MTV, which has nothing in common with the Michael J. Fox movies aside from there being a teenager with a werewolf. It's on its fifth season. If you liked Buffy and Supernatural when it was good check this out. The new season premiere's tonight.
Scott McCall (Tyler Posey)
Our intrepid hero and Alpha Werewolf.
"Stiles" Stilinsk (Dylan O'Brien)
Scott's best friend. The brains in the group. The one member on the team who has no powers whatsoever, and has a reputation for surviving nearly anything.
Lydia Martin (Holland Roden)
The most popular girl in school who is smarter than she looks. Discovered she was a banshee. Yes, I know she doesn't look like a teenager, this is MTV - every actor is 25 and up.
Kira Yukimura (Arden Cho)
Scott's girlfriend. A sweet young girl who is a kitsune.
Malia Tate (Shelly Hennig)
A werecoyote who spent many years as a coyote and is assilimating - poorly - into Scott's pack and being a student. Searching for her mother, the mysterious Desert Wolf. Stiles' girlfriend.
Liam Dunbar (Dylan Sprayberry)
Transfer student, rival with Scott in their school's Lacross team, and a teen with intermittent explosive disorder. Scott's first attempt at creating a werewolf of his own.
Derek Hale (Tyler Hoechlin)
Born a werewolf, and the younger brother to his psychotic, evil brother Peter. A loner. Scott's mentor at being a werewolf.
Chris Argent (JR Bourne)
Born and raised in a legendary werewolf hunting family, he's a dangerous man who is always prepared with guns, explosives, and whatever he needs tailored for supernatural threats. Lost his daughter Allison, Scott's old ex, last season to a menace. He's became an occasionally ally to Scott, deciding to form an alliance against worse threats to Beacon Hills.
The brunette pictured is Allison.