Mia Schachter weighed in on the co-stars’ on-set feud, which is at the center of their dueling lawsuits, in the new documentary “He Said, She Said.”

Blake Lively and Justin Baldoni's 'It Ends With Us' legal battle is the subject of a new documentary titled 'He Said, She Said.' It airs in the U.K. on March 17 and will debut on Investigation Discovery in the U.

Blake Lively vs Justin Baldoni' documentary will explore the ongoing legal battle between the 'It Ends With Us' costars.