Pvt. Joker
William Shaw
Dr. Ralph Wyman
Mike Downey
Jakob
Dr. Don Francis
Drake Goodman
Randy
Thomas P. Johnson / Voice of Fluke
Louden Swain
Birdy
Dave Goldman
Ted Binion
David's Father
Treat
Jack Biddle
Matty
Dr. Ollie Powers
Jefferson Billings
Dennis Dearborn
Eric
Charlie Gordon
Will Parker
Joe
Ben's Father
Alec McCall
Mel
Tony Childress / Jesus
John Thain
Jeff
Joe Slovak
Peter Foley
Billy
Mac
Sonny
Jim Green
Frank Hunter
Mr. Jack
Narrator (voice)
Johnie Ruby
Dr. Harford
Bobby Myers
(voice)
Walter Schmeiss
Sammy Ayers
Honus Wagner
Mitch Garrett
Anders Muller
Henry Petosa / Freddy Ace
John Sculley
Duncan Dungy
Cowboy
Paul Freeman
Johnnie Cooper
Steve
Self
Greg Townsend
Himself
Francesco Sacredo
Narrator
Vannevar Bush
Alec
Theodore Foster
Kyle
Taylor
Himself - Narrator
Michael Logan
Bob Riley
Bartender
Secretary of Defense James Riley
Christopher Newman
MacDonald
George Bush
Bo (voice)
Actor (uncredited)
Congressman Cliff Williams
Dr. Ross
Scott Shaw
Abe
Coach Mike
Boy as Middle-Aged Man / Boy as Old Man
Tellman
Michael Trainer
Sid
Karl Buttons
Lawrence Svobida (voice)
Rick Singer
Chip Dove / Ernst
Wild Bill Hamer
Self - Guest
Jake Macklin
Gordon Rickett
Samson Wheeler
Sullivan Groff
Jack Robinson
Marco Arlens
Ivan Turing
Dr. Michael Ranger
Self - Host
Martin Brenner
Fritz Gerlich
Richard Dreyer
Bill Braddock