Justin Baldoni told TMZ he's 'grateful to be with the family' amid his lawsuit against his 'It Ends with Us' costar Blake Lively and husband Ryan Reynolds

Justin Baldoni is taking legal action against his "It Ends With Us" co-star and her husband in a lawsuit he filed on Thursday.

The legal battle offers a glimpse of the feud between the co-stars of a box-office hit.

Baldoni, in a lawsuit filed in New York federal court on Thursday, alleges extortion, defamation and claims related to breach of contract, among several others. He’s joined by his film studio, Wayfarer, and its chief executive Jamey Heath, and their public relations representatives, Melissa Nathan and Jennifer Abel. They seek at least $400 million.

LOS ANGELES (AP) — “It Ends With Us” actor and director Justin Baldoni has sued his co-star Blake Lively and her husband, “Deadpool” actor Ryan Reynolds, for defamation and extortion on Thursday in the latest move in a bitter legal battle surrounding the dark romantic drama.

Justin Baldoni mentioned Taylor Swift in his heated legal battle with "It Ends With Us" co-star Blake Lively. The actor claimed Lively pressured him using Swift's friendship.

Justin Baldoni filed a federal lawsuit against his "It Ends With Us" co-star Blake Lively, her husband Ryan Reynolds and others on Thursday.

Blake Lively has accused Justin Baldoni of employing manipulative tactics in his $400 million lawsuit against her and Ryan Reynolds.

"It Ends With Us" director and actor Justin Baldoni filed a lawsuit on Thursday against his co-star Blake Lively, adding another layer to the legal saga between the pair that began in December.

The lawsuits surrounding It Ends With Us keep making headlines.

Justin Baldoni is leaning on his loved ones amid his ongoing legal battle against Blake Lively. "We're grateful to be with the family, man," Baldoni, 40, told photographers on Friday, January 17, at Los Angeles International Airport in a video obtained by TMZ.