Blake Lively and Justin Baldoni became embroiled in a legal back-and-forth after the actress accused the actor of sexual harassment on the set of "It Ends With Us."

Taylor Swift and Ryan Reynolds could be called to testify during Blake Lively and Justin Baldoni's trial, according to legal experts. Lively accused "It Ends with Us" co-star Baldoni of sexual harassment, while he has countersued.

“It Ends with Us" stars Blake Lively and Justin Baldoni’s respective lawsuits focus on intimate scenes within the movie. Lively accused Baldoni of sexual harassment while filming.