The actress has launched a countersuit against him.
这位女演员已对他提起反诉。
诉讼双雄 第2季
Well, thanks to your disgusting smears in the media, that might be true, which is why we're also filing a countersuit for libel, slander, and anything else that might be appropriate in this case.
鉴于你们借媒体恶意诬陷，你说的确有可能，所以我们要提出反诉包括诽谤 造谣 以及任何可行的罪状。
英语百科
Counterclaim
（重定向自Countersuit）
In civil procedure, a party's claim is a counterclaim if the defending party has previously (in the present action) made a claim against the claiming party.