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After joining the company in June 2008, Sean played 11 parts in ten shows through 2014, then came back in 2021.

Sean Decker

Cowering Lion Larry the Michkin Sid Geaser Sean Decker as Anthony LaGrossie

He is also the driving creative force behind the band Mr. Fancy Pants and sometimes performs with the band The M-80s.

Sean as Old King ColeRupert Dingle Newt Diamond Professor Plumb-locoSean Decker as Dr. Watson

His Mystery Theatre credits

As a principle in a first-run show:
Rupert Dingle ~ Bridgerdon Abbey (2024)

As an understudy/in revival:
Larry the Minchkin/Cowering Lion ~ Wizard of Odds (2008)
Sid Geazer ~ Murder at the Kit Kat Klub (2008)
Svetlana Tickov ~ Indiana Smith and the Raiders of the Lost Sequel(2008)
Newt Diamond ~ Murder at the Kit Kat Klub (2008)
Santa Claus ~ Slay Ride IV: Revenge of the Claus (2008)
Tyler Thwart ~ One Life to Lose (2009)
Mr. Gulp/Wicked Witch ~ Wizard of Odds (2010)
Heath Richard ~ Kill Phil (2011)
Old King Cole ~ Once Upon a Crime (2011)
Dr. Watson ~ Dr. Jackal and Mr. Hype (2012)
Squeegee ~ The Pirates of Poughkeepsie (2014)
Johnny Armstrong ~ Johnny B. Dead (2021)
Mr. Gulp/Wicked Witch ~ Wizard of Odds (2022)
Larry the Michkin/Cowering Lion ~ Wizard of Odds (2022)
Barney Collander ~ Mission: Unpossible (2023)
Ratso ~ Indiana Smith and the Raiders of the Lost Sequel (2023)
Professor Plumb-loco ~ The Maltese Ferret (2023)
Detective Frank Cannon ~ Slay Ride 5 - CSI: North Pole (2023)
Leonard Beerstein ~ Overture for an Undertaker (2024)