's latest drama,"Divorce in the Black," which follows a woman as she tries to escape a violent partner. The trailer was released Thursday -- and you see Meagan's character break down in tears as she reflects on her toxic marriage.
Meagan also showed up for a premiere of her new flick Thursday in L.A. ... and interestingly, she showed up by herself, without Jonathan. Of course, Meagan's been dating JM for the last year ... standing by the ex-Marvel star amid his assault trial in NYC.... accusing her ex of defamation, assault and battery in a lawsuit filed in March. Jonathan previously told us he isn't sweating Grace's lawsuit, though ...