The Warrens will investigate one more supernatural case before calling it quits in The Conjuring 4. And while both Patrick Wilson and Vera Farmiga are reprising their roles as Ed and Lorraine Warren respectively, no other acting talent is officially attached to the project yet. But, according to The Hollywood Reporter, Michael Chaves is currently negotiating to become the director. The Conjuring 4 is also said to be the final installment comprising the primary part of the film franchise.