Sarah Michelle Gellar mourned the death of “Buffy the Vampire Slayer" co-star Michelle Trachtenberg in an Instagram post.

Sarah Michelle Gellar was spotted in Los Angeles on Friday, looking solemn in her first public appearance since the tragic death of her Buffy the Vampire Slayer co-star Michelle Trachtenberg.

Friends and costars of Michelle Trachtenberg are remembering the actress with touching tributes after her passing on ...

Eugenie became friends with Trachtenberg when she lived in New York City and worked for the art auction start-up Paddle8 from ...

Trachtenberg has died at 39 years old, Deadline reported today. The New York Police Department responded to a 911 call on ...

Buffy the Vampire Slayer star Seth Green has spoken out about the hit show's upcoming revival and the possibility of an ...

Sarah Michelle Gellar is remembering her friend and TV "sister" Michelle Trachtenberg after the actress's tragic death at age ...

Michelle, who co-starred with Sarah Michelle on the hit TV series, was found dead in her apartment on Tuesday, at the age of 39.

Michelle Trachtenberg was not interested in wading into the legal waters surrounding her Gossip Girl costar Blake Lively in ...

Princess Eugenie has paid an emotional tribute to her 'special friend' Michelle Trachtenberg, after the Buffy The Vampire ...

As Dawn Summers, Michelle Trachtenberg brought tangibility and humanity to Buffy the Vampire Slayer's supernatural world.

Michelle Trachtenberg's cause of death remains undetermined, but a source reveals she recently had a liver transplant.