
Mary Catherine Holseybrook Wynkoop
- Known for
- Acting
- Born
- February 8, 1971
- Birthplace
- Tampa, Florida, USA
Wife of B movie actor Joel D. Wynkoop.
Filmography

Amityverse: Infinity 2026
as Miss Anita

Air Fryer Slaughter 2024
as Joany Grog

The Blue Hole 2024
as Kat Herman

I Slay On Christmas 2023
as Bri

Joel D. Wynkoop's 187 Times the Movie 2023
as Donna

Satan Lives: The Rise of the Illuminati Hotties 2022
as Mildred Maxwell

Family Snapshot 2021
as Televangelist's Wife

The Craiglon Incident II: Aftermath 2021
as Emma Crusher

The Craiglon Incident 2021
as Sharon Maxwell / Melissa Heck / Emma Crusher / etc.

Dinogore 2020
as Vengeful Mom

Ouija Mummy 2019
as Cassandra Alexander

Tales for the Midnight Hour II 2018
as Catherine

Taste Me: Death-Scort Service Part 3 2018
as Nancy Royce

Lycanimator 2018
as Katherine

Nekoda 2018
as Dawn, Co-Producer

I Dared You! Truth or Dare Part 5 2017
as Hotel Prostitute
- Joel D. Wynkoop's Dead End
Joel D. Wynkoop's Dead End 2017
Actor

Joel D. Wynkoop's The Wynkoop Tales 2017
as Constance Sortameyer / Lina / Julie / Amanda

Chaos A.D. 2016
as News Radio Reporter

Slasher Weekend 2015
as Jenny, Co-Producer

$kumbagz 2015
as Mom

Make Them Die Sleazy! 2014
as Nancy

Deadly Dares: Truth or Dare Part IV 2011
as Escapee in Mask 2

Into the Woods 2008
as Aid 2

Aspiring Psychopath 2008
as Detective

Dead Bodyman Chronicles 2008
as Sign lady
- Shelter
Shelter 2008
as Stepmom
- All Wrapped Up
All Wrapped Up 2007
as Alice Law

Day of the Ax 2007
as Interviewer

Always Midnight 2006
as Debbie

The Bite 2005
as Karen Webber

Twisted Illusions 2 2004
as Dr. Kimberly Brooks

Evil Tales 3: The Final Chapter 2003
as Female Detective

Before I Die 2003
Actor

Tales for the Midnight Hour 1999
as Alice

Dirty Cop No Donut 1999
as Dr. Kimberly Brooks
Credits from TMDB.