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