BRAD & ANGIE'S OPEN MARRIAGE SCANDAL EXPLODES!

Blindsided couple dragged into Depp’s war with Amber Heard

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ANGELINA JOLIE and Brad Pitt have been blindsided by court documents suggesting the “Maleficient” movie witch strayed during their relationship — and now sources have told The National ENQUIRER the former A-list couple fear they’ll both be exposed as cheaters!

In legal papers filed in Johnny Depp’s ugly defamation suit against ex-wife Amber Heard, Angelina is accused of being “romantic” with the movie pirate while they filmed “The Tourist” in 2010 — five years into her relationship with baby daddy Brad, according to sources.

As part of the court fight with Heard, accused wifebeater Johnny will be forced to hand over any amorous texts and emails from his lovers, who the documents claim include Keira Knightley, Marion Cotillard — AND Angie, sources dished.