Mattijn SeipMattijn Seip (1940) was one of the mainstays of the Electric Cinema and the Dutch Film Co-op in the early 1970s and has made several controversial films.Filmography…Mattijn Seip op IFFRHeartDe val van Patricia HaggersmithMattijn Seip90'NederlandIFFR 1986HeartPos.Neg.Light VibrationsMattijn Seip9'NederlandIFFR 2004HeartDouble ShutterMattijn Seip12'NederlandIFFR 2007