90210 has cast Abercrombie & Fitch model and actor Trevor Donovan to appear as a semi-regular this fall. He will replace Dustin Milligan (Ethan) as the new eye candy for the ladies. According to Entertainment Weekly, Donovan will play Teddy, West Beverly's own version of JFK Jr. - gorgeous, smart, athletic, charming, and naturally confident. Donovan is best remembered for a 42-episode stint as bad boy Jeremy Horton on NBC's Days Of Our Lives.