Darren McGavinHarry Forbes Gary CollinsSteve Bancroft Philip AbbottFrank Morrison Joseph CampanellaFrank Lafferty Pamela BellwoodSarah Michaels Steven KeatsPaul Bannister William SchallertProfessor Mills Cliff OsmondSheriff Barlow Betty Ann CarrFlo Mattson H.M. WynantFlight Director Robert BristolHelicopter Pilot John William GaltNASA Official Debrah MacfarlaneFemale Specimen Chesley NooneA.F. Captain H.E.D. RedfordCAPCOM Officer Max RobinsonPayload Officer Michael RuudGeorge Turner Scott WilkinsonFlight Activity Officer James L. ConwayDirector / Story Charles E. Sellier Jr.Producer Bill CornfordAssociate Producer Randy StaheliSet Decoration Chip RadaelliArt Direction Paul StaheliProduction Design Paul HippDirector Of Photography Julie StaheliCostume Design Karoly BalazsMakeup Artist Jackie SaundersScript Supervisor John CacavasOriginal Music Composer 
