Er zijn enkele officiele beschrijvingen gekomen van de nieuwe personages in seizoen 4!

Tatia Petrova
Who: Nina Dobrev
Character: Tatia, also known as the Original Petrova, was the first known Petrova. Tatia is the progenitor of the Petrova Doppelgänger line which spawned both Katerina Petrova (Katherine Pierce) and Elena Gilbert.

Kimberly, a hybrid bonded to Klaus
Who: Alyssa Diaz
When You’ll See Her: Kimberly will show up with fellow hybrid Dean in Season 4, Episode 5.
Where You’ve Seen Her Before: As Jasmine on ABCFamily’s The Nine Lives of Chloe King; Gloria on Lifetime’s Army Wives

Professor Shane
Who: David Alpay
When You’ll See Him: Bonnie will first meet the Professor in Season 4, Episode 4. He’s a brilliant occult-fanatic with ties to the Bennett family
Where You’ve Seen Him Before: As Mark Smeaton on The Tudors; Calvino in The Borgias

Hayley
Who: Phoebe Tonkin
When You’ll See Her: Hayley will make her debut in Season 4, Episode 3. She’s a “wildly sexy” newcomer who has a history with Tyler
Where You’ve Seen Her Before: As Faye on the CW’s The Secret Circle (RIP)