Congo
(1995)Visual effectsModel maker (as Marghe McMahon) (Miniatures unit, ILM)
The Abyss
(1989)Visual effectsModel maker (as Marghe McMahon)
Gremlins
(1984)Special effectsCreature crew (as Marghe McMahon)
Poltergeist
(1982)Visual effectsModel maker (as Marghe McMahon) (ILM)