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

Nicholas Brendon, Alyson Hannigan, Charisma Carpenter, and others also paid tribute to their former costar after her tragic ...

Anthony Stewart Head, Marc Blucas, Nicholas Brendon, Sarah Michelle Gellar, James Marsters, Alyson Hannigan and Seth Green in ‘Buffy the Vampire Slayer’ (Kwaku Alston/20th Century Fox Film ...

You were loved," said Emma. Michelle Trachtenberg, Sarah Michelle Gellar, Tony Hrad, Eliza Dushka, Nicolas Brendan and Alyson Hannigan in scene from final episode of Buffy Blake Lively who starred ...

Sarah Michelle Gellar is mourning the death of Michelle ... wrote over a photo of her on his Instagram story on Feb. 26. Alyson Hannigan, who played Willow on "Buffy," also posted a series of ...

Buffy 's Sarah Michelle Gellar has paid an emotional tribute to co-star Michelle Trachtenberg, who passed away at the age of 39. Gellar took to her Instagram to share pictures of her and Trachtenberg ...

Fans and friends alike are mourning the loss of Michelle Trachtenberg, who died this week at age 39. Sarah Michelle Gellar was among ... was also remembered by Alyson Hannigan, who posted that ...

Michelle Trachtenberg's former "Buffy the Vampire Slayer" costar Sarah Michelle Gellar is looking back ... "David Boreanaz, Alyson Hannigan and Emma Caufield also expressed their sadness over ...