ATTORI
- Roy Thinnes
David Vincent - Kent Smith
Edgar Scoville - Max Kleven
Alien - William Windom
Michael Tressider - Lin McCarthy
Col. Archie Harmon - Alfred Ryder
Mr. Nexus - Michael Rennie
Vice Chancellor Pierre Alquist - Diana Hyland
Ellie Markham - Anthony Eisley
Bob Torin - John Milford
James Boland - Richard O'Brien
Brother John - Simon Scott
Dr. John Slaton - Byron Keith
Air Crash Investigator - John Ward
Alien Pilot - Ray Kellogg
Security Guard - Wayne Heffley
Deputy - Ross Elliott
Detective - Morgan Jones
First Reporter - Michael Harris
Mail Truck Driver - David Armstrong
Cameraman - Peter Mark Richman
Andrew Hatcher - Joanne Linville
Angela Smith - J.D. Cannon
Peter Kalter - William Smithers
Adam Lane - Suzanne Pleshette
Anne Gibbs - Susan Oliver
Joan Seeley - R.G. Armstrong
Gus Flagg - Eduard Franz
Premier Thor Halvorsen - Edward Asner
Harry Ferguson
REGIA
SCENEGGIATURA
- ...(creator)
- ...(teleplay)
- ...(teleplay)
- ...(story)
- ...(story)
- ...(story)
- ...(teleplay)
- ...(teleplay)
- ...(story)
- ...(story) (uncredited)
- ...(story)
- ...(from a story by)
- ...(story by)
- ...(story)
- ...(story)
- ...(story)
- ...(story by)
- ...(story)
- ...(based on the short story by)