Writing

1989

… Book … Screenplay

1983

… Novel

1981

… Novel

Acting

—

as Self

2024

as Self

2022		The Visitors as Self
2022		Alien Abduction: Answers as Self

2013

as Self

2009

as Self

2004

as Self

1999

as Himself

1998

as Self

1996

as Self - Author, 'Communion'

1994

as Himself

Production

1989

… Producer