Director:
Duane Tudahl Jon Alon Walz Vincent Kralyevich

Casting:
Stanton Friedman,
Burton Richardson,
William J. Birnes,

USA, 2004

Director:
Jon Alon Walz David Story

Casting:
William J. Birnes,
Patrick Uskert,
Ted Acworth,

USA, 2008

Director:
Lucy Bowden Steve Grogan Ian Levison

Casting:
Anthony Head,
Tara Quinn,
David Clarke,

UK, 2008