Michael Cuellari
- Born
- 16 July 1985 (41 years)
- Place of birth
- Livingston, New Jersey, U.S.
- Gender
- Male
Michael Cuellari, better known by the ring name Q. T. Marshall, is an American professional wrestler signed to All Elite Wrestling (AEW) as a performer and producer. He is a co-owner and trainer of The Nightmare Factory (formerly known as One Fall Power Factory), a professional wrestling training facility, alongside Cody Rhodes and Glacier of Nightmare Family.
