Danny Masterson
"I always try to see the good in people, and I misjudged him," Emily Armstrong said in a statement.
Bijou Phillips filed to end her 12-year marriage to the That '70s Show actor days after his conviction.
The Yellowjackets star wrote an apparent response to Ashton Kutcher and Mila Kunis on Instagram.
The video apology came a day after the couple's letters were made public, prompting backlash on social media.
The stars of That ‘70s Show were among 50 others who asked the judge to be lenient in sentencing the actor, who was found guilty of raping two women.
The former That ‘70s Show actor and prominent Scientologist was found guilty in May on two counts of forcible rape.
Prosecutors had said Scientology officials protected the That ’70s Show actor for years after he drugged and sexually assaulted the women.
He could face 45 years to life in prison if found guilty.
The lawsuit filed in Los Angeles accuses the actor and organisation of stalking, intimidation and conspiracy stemming from rape allegations against the actor.
Four women have accused him of rape.