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Wife of B movie actor Joel D. Wynkoop.
Mary Catherine Holseybrook Wynkoop in the CAST
as News Radio Reporter
as Nancy Royce
as Cassandra Alexander
as Jenny
as Nancy
as Mildred Maxwell
as Karen Webber
as Kat Herman
as Constance Sortameyer / Lina / Julie / Amanda
as Dr. Kimberly Brooks
as Escapee in Mask 2
as Dr. Kimberly Brooks
as Detective
as Katherine
as Alice
as Sign lady
as Catherine
as Vengeful Mom
as Female Detective
Mary Catherine Holseybrook Wynkoop in the CREW
Co-Producer