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John Heffernan
Born
: Unknown birthdate.
John Heffernan is
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Snakes on a Plane
John Heffernan was
?
in Snakes on a Plane
as 'Story, Screenplay'.
Thu, Aug 17 2006
TV Shows (As Crew)
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Ages in TV shows are based off the first air date and may not be accurate. View individual episode details for accurate ages
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