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Trailer for exorcism on a train horror Speed Demon starring Katie Cassidy and William H. Macy

April 23, 2026 by Amie Cranswick

Maverick Film has released a trailer, poster and images for Speed Demon, the upcoming horror from director Jon Keeyes.

The film follows Sister Lu (Katie Cassidy), a nun who’s lost her way, as she travels with Father Novak (William H. Macy) from Montreal to New York City on board a high speed train whose passengers become possessed by a demonic entity; watch the trailer below…

When Father Novak and Sister Lu board a train from Montreal to New York City, they weren’t prepared for the danger and evil that would pursue them. After the train is taken over by the demon Asmodeus, Father Novak and Sister Lu must battle possessed passengers on a runaway train with Sister Lu forced to overcome her faltering faith and perform the first exorcism done by a nun.

Speed Demon arrives in cinemas and on digital platforms on May 31st.

 

Filed Under: Amie Cranswick, Movies, News, Trailers Tagged With: Jon Keeyes, Katie Cassidy, Speed Demon, William H. Macy

About Amie Cranswick

Amie Cranswick is Executive Editor of Flickering Myth, responsible for overseeing editorial coverage across film, television and pop culture.

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