Bob Greenberg, Ron Cobb, Dan O'Bannon, Bill Taylor, John C. Wash, Dan O'Bannon, Dan O'Bannon, Gregory Jein, Douglas Knapp, Harry Walton, Nick Castle, Les Rumsey, Jack H. Harris, Craig Portman, John Brasher, Nina Kleinberg, Bill Taylor, Nick Spaulding, Dan O'Bannon, J. Stein Kaplan, Cliff Fenneman, J. Stein Kaplan, Dale Beldin, Jack H. Harris, Dan O'Bannon