Matthew Holness: Matthew Holness. Actor: Garth Marenghi's Darkplace. Matthew Holness is known for Garth Marenghi's Darkplace (2004), Possum (2018) and Playhouse Presents (2012).
Known For: Garth Marenghi's Darkplace (Dr. Rick Dagless M.D.Garth Marenghi), Possum (Writer), Playhouse Presents (Writer), A Gun for George (TerryGeorge)
