Janine Eser
Dr. Kate Brecher
John Lynch
Dr. Michael Straub
Nikolai Binev
Dr. Alexi Gierach
Leslie Stefanson
Nyla Olson
Kaloian Vodenicharov
Co-Pilot
Roy Dotrice
Dr. John Bachman
William Ladd Skinner
Second Man
Franklin A. Vallette
Third Man
Hristo Aleksandrov
Fourth Man
Ross W. Clarkson
Falkland Man #1
Willie Botha
Falkland Man #2
Tyrone Pinkham
Kitt Peak Man #1
Atanas Srebrev
Kitt Peak Man #2
Keir Dullea
Secretary Bayer
Mariana Stansheva
Reporter
Dobrin Dosev
Kapitan Sokolov
Hristo Shopov
Navigator Petrenko
Harry Anichkin
Army General