Leigh Whannell official announced on his Twitter Page (@LWhannell) that Dermot Mulroney will star in Insidious Chapter 3. The third film will be directed and written by Leigh Whannell. Jason Blum and his Blumhouse Productions, which produced both Insidious and Insidious Chapter 2, is producing the next installment along with Oren Peli and James Wan. Steven Schneider, Brian Kavanaugh-Jones, Peter Schlessel, Lia Buman, and Entertainment One's Xavier Marchand are executive producing.

<strong><em>Insidious Chapter 3</em></strong> Dermot Mulroney Photo

Focus Features, which acquired the rights to release Insidious Chapter 3 from FilmDistrict, plans to bring the film to U.S. theaters on April 3, 2015. eOne will distribute the picture in Canada, U.K. and Spain. Sony will distribute the picture in the rest of the world. Principal photography of the movie is scheduled to start next month on July 7th. Mulroney was most recently seen in August: Osage County and Jobs and also appeared in The Grey.

About Insidious Franchise

Related: Insidious 4 Title Revealed, Trailer Coming Soon

The first Insidious told the story of Josh and Renai Lambert and their son Dalton, confronting the demons that possess the young boy. The project was picked up by Sony Pictures Worldwide Acquisitions at the 2010 Toronto International Film Festival and distributed by FilmDistrict in the US, eOne in Canada, U.K. and Spain, and IM Global in the rest of the world. It was released on April 1, 2011, and grossed $97 million worldwide. With the picture's reported $1.5 million budget, it has led to the film being called the most profitable film of 2011.

Insidious Chapter 2, the terrifying sequel, followed the haunted Lambert family as they sought to uncover the mysterious childhood secret that has left them dangerously connected to the spirit world. Patrick Wilson, Rose Byrne, Lin Shaye, Ty Simpkins, and Barbara Hershey reprised their roles in the film directed by James Wan, who also directed the first installment. The film grossed $160 million worldwide.

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