Titans Special Effects Coordinator Warren Appleby passed away today after he was struck by a piece of equipment in an offsite stunt rehearsal accident. Production on the series’ second season has been halted for two days.

“We are heartbroken and devastated by the passing of our treasured colleague, special effects coordinator Warren Appleby, after an accident which occurred at a special effects facility during the preparation and testing for an upcoming shoot,” said the show’s executive producers, DC Universe and Warner Bros. Television Group in a joint statement made to The Wrap.

Appleby had just celebrated 25 years in the industry, starting with his work on RoboCop: The Series in 1994. Following that, he worked on major productions in film and television industry, including Wonderfalls in 2004, Hemlock Grove in 2013 and both It: Chapter One and It: Chapter Two in recent years.

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“Warren is beloved by all who worked with him during an impressive 25-year career in television and motion pictures,” the joint statement continues. “The executive producers, along with everyone in the Titans family, Warner Bros. Television Group and DC Universe, wish to express our deepest condolences, and heartfelt love and support, to Warren’s family and friends at this most difficult time.”

Now streaming on DC Universe, Titans stars Brenton Thwaites as Dick Grayson, Anna Diop as Kory Anders, Teagan Croft as Rachel Roth and Ryan Potter as Garfield Logan, with Rachel Nichols as Angela, Seamus Dever as Trigon, Minka Kelly as Dawn Granger, Alan Ritchson as Hank Hall and Curran Walters as Jason Todd. Season 2 arrives this fall.