Stars (in credits order)
Anthony Quayle
Self - Narrator
Chuck Yeager
Self
John Young
Burt Rutan
Scott Crossfield
Frank Whittle
Michael Daunt
Self - Gloster E28-39 Test Pilor
Arthur Raymond
Ken Kellett
Milt Thompson
Self - X-15 Test Pilot
Bill Dana
E. Kristinn Olsen
Self - Director Icelandair
George Felton
Self - Pilot
Robert Vaughn
Narrator (US version) (1987)
