Sarah Michelle Gellarshared a message on Instagram afterBuffy the Vampire SlayercreatorJoss Whedonrecently broke his silence on allegations about his on-set misconduct.On Instagram Wednesday, Gellarposted a selfiealongside a caption that read: “I can’t take back the past, but I can fight for the future.“The actress' post happened to fall on the same days as Buffy Summers' birthday. Gellar played the fictional teenaged “Chosen One” on seven seasons ofBuffy the Vampire Slayerfrom 1997 to 2003.During Gellar’s time onBuffy, she worked alongside Whedon, who was a creator and executive producer for the series.BuffyalumsCharisma Carpenter,Michelle TrachtenbergandAmber Bensonhave sinceaccused Whedon, 57, of abusive behavioron set. At the time, Gellar said she doesn’t “want to beforever associatedwith the name Joss Whedon” despite her love for the show.“I stand with all survivors of abuse and am proud of them for speaking out,” she wroteon Instagram.Neilson Barnard/Getty; Jason Merritt/GettyAddressing the allegations for the first time in a newly-released profile forNew York Magazine’sVulture, Whedon admitted to not being “civilized” at that point in his life.“I was young,” he said. “I yelled, and sometimes you had to yell. This was a very young cast, and it was easy for everything to turn into a cocktail party.““If I am upsetting somebody, it will be a problem for me,” he added.Whedon even addressed the accusations he washaving extramarital affairswith people in the show’s cast during his marriage tonow ex-wife Kai Cole. “I feel f—ing terrible about them,” he said, adding that it “messes up the power dynamic” but he “had” to have sexual relations with them because he was too “powerless.“Never miss a story — sign up forPEOPLE’s free daily newsletterto stay up-to-date on the best of what PEOPLE has to offer, from juicy celebrity news to compelling human interest stories.Joss Whedon.Rodin Eckenroth/GettyWhedon has also faced misconduct allegations fromGal GadotandRay Fisher, both of whom worked with him onJustice League. While Gadot claimed Whedon “threatened” her career, Fisher alleged that there were “massive blowups, threats, coercion, taunting, unsafe work conditions, belittling and gaslighting” as well as “issues” regarding race that occurred on Whedon’s end.“I don’t threaten people. Who does that?” Whedon said toVulture, denying Gadot’s allegation. “English is not her first language, and I tend to be annoyingly flowery in my speech.“As for Fisher’s claims, Whedon told the publication that none of what the actor said was “either true or merited discussing.““We’re talking about a malevolent force,” Whedon added. “We’re talking about a bad actor in both senses.”

Sarah Michelle Gellarshared a message on Instagram afterBuffy the Vampire SlayercreatorJoss Whedonrecently broke his silence on allegations about his on-set misconduct.

On Instagram Wednesday, Gellarposted a selfiealongside a caption that read: “I can’t take back the past, but I can fight for the future.”

The actress' post happened to fall on the same days as Buffy Summers' birthday. Gellar played the fictional teenaged “Chosen One” on seven seasons ofBuffy the Vampire Slayerfrom 1997 to 2003.

During Gellar’s time onBuffy, she worked alongside Whedon, who was a creator and executive producer for the series.

BuffyalumsCharisma Carpenter,Michelle TrachtenbergandAmber Bensonhave sinceaccused Whedon, 57, of abusive behavioron set. At the time, Gellar said she doesn’t “want to beforever associatedwith the name Joss Whedon” despite her love for the show.

“I stand with all survivors of abuse and am proud of them for speaking out,” she wroteon Instagram.

Neilson Barnard/Getty; Jason Merritt/Getty

Sarah Michelle Gellar, Joss Whedon

Addressing the allegations for the first time in a newly-released profile forNew York Magazine’sVulture, Whedon admitted to not being “civilized” at that point in his life.

“I was young,” he said. “I yelled, and sometimes you had to yell. This was a very young cast, and it was easy for everything to turn into a cocktail party.”

“If I am upsetting somebody, it will be a problem for me,” he added.

Whedon even addressed the accusations he washaving extramarital affairswith people in the show’s cast during his marriage tonow ex-wife Kai Cole. “I feel f—ing terrible about them,” he said, adding that it “messes up the power dynamic” but he “had” to have sexual relations with them because he was too “powerless.”

Never miss a story — sign up forPEOPLE’s free daily newsletterto stay up-to-date on the best of what PEOPLE has to offer, from juicy celebrity news to compelling human interest stories.

Joss Whedon.Rodin Eckenroth/Getty

Joss Whedon

Whedon has also faced misconduct allegations fromGal GadotandRay Fisher, both of whom worked with him onJustice League. While Gadot claimed Whedon “threatened” her career, Fisher alleged that there were “massive blowups, threats, coercion, taunting, unsafe work conditions, belittling and gaslighting” as well as “issues” regarding race that occurred on Whedon’s end.

“I don’t threaten people. Who does that?” Whedon said toVulture, denying Gadot’s allegation. “English is not her first language, and I tend to be annoyingly flowery in my speech.”

As for Fisher’s claims, Whedon told the publication that none of what the actor said was “either true or merited discussing.”

“We’re talking about a malevolent force,” Whedon added. “We’re talking about a bad actor in both senses.”

source: people.com