Dugan played Leatherface's "grandfather" in the original 1974 film "Texas Chainsaw Massacre" and played the role again 39 years later in the 2013 film "Texas Chainsaw 3D". A record until
Nick Castle reprized his role as "The Shape" in
Halloween (2018) forty years after
Halloween (1978). He Usurped Gene Kelly's 36-year gap between Cover Girl and Xanadu.
