Sean Decker

Joined June 2008 — 11 parts in ten shows through 2014; returned in 2021 and has been a frequent main cast member ever since. He also recently retured to real theatre in Towngate Theatre's production of The Mousetrap (2025).

Sean Decker as Cowering Lion
Cowering Lion
Sean Decker as Larry the Minchkin
Larry the Minchkin
Sean Decker as Sid Geazer
Sid Geazer
Sean Decker as Anthony LaGrossie
Anthony LaGrossie

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

Mystery Theatre Credits

As a principal in a first-run show:

As an understudy / in revival:

The Mystery Theatre Unlimited, at various times, features:

Emeritus Members

Others Who Have Appeared with the Company

Last updated: October 14, 2025