1978
as Smollet
1988
as Agent Johnson
1976
as Narrator
1977
as Dr. Ben Schaeffer
1989
as Joram Barnard
as Gen. Stafford
as Dr Jim Hartwell
1970
1980
as Prof. Jonathan Carpenter
1987
as Joe Hendersen
as Stevens
as Witherspoon
1966
as Ed Sloane
1983
as Air Controller
1990
1986
as Colonel Duncan Grey
as Prof. John Kenyon
1974
as Flint (voice) (uncredited)
