The 'Paper Towns' star is the most recent Hollywood actress to come forward claiming sexual harassment by the studio head.
MacFarlane joked that the year's Supporting Actress nominees 'no longer have to pretend to be attracted to Harvey Weinstein.'
A source tells ET 'Brad's actions speak louder than any words.'
The 25-year-old actress also claims the producer bragged 'about all the actresses he had slept with.'
The Marchesa founder announced she was leaving her husband on Tuesday, following multiple sexual harassment allegations against the 65-year-old studio mogul.
The actress took to Instagram on Tuesday to ask people to 'stand up' for the embattled producer.
The fashion industry is rallying behing Marchesa designer Georgina Chapman after her decision to leave husband Harvey Weinstein, a source tells ET.
The co-stars previously spoke out on social media against the disgraced producer.
ET spoke with the actors at the premiere of their new film, 'Thor: Ragnarok,' which hits theaters Nov. 3.
Paltrow tells 'The New York Times' Weinstein allegedly harassed her when she was 22, after she had just signed up for a star-making part in the movie 'Emma' and was meeting with him in his hotel room.
The statements continue to roll in from Hollywood A-listers following a string of bombshell sexual harassment allegations against the movie producer that date back decades.
The movie mogul will be leaving the country to check into a live-in facility.
The Marchesa co-founder is splitting from her media mogul husband in the wake of multiple sexual harassment allegations.
The First couple said that they are 'disgusted' by the sexual assault allegations against the producer, who took on their daughter as an intern last January.
