Walt Disney Studios will present a behind-the-scenes look at their new “Haunted Mansion” film during Midsummer Scream — Halloween & Horror Convention in Long Beach, California this July. Midsummer Scream Midsummer Scream will take place at the Long Beach Convention Center from July 28 to July 30, 2023. The “Haunted Mansion” panel will be on Sunday, July 30, Midsummer Scream shared on Instagram. “Haunted Mansion” is hitting theaters just two days before on July 28. Happy Haunts Materialize! Behind the Scenes of Disney’s Haunted Mansion will feature the following special guests: Jonathan Eirich, Producer Jeffrey Kurland, Costume Designer Phillip Bartell,...