character - Delta-Tango 19 Pilot / Airport Controller (voice)

character - Bennett

character - Jimmy

character - Carl Mason

character - Space Captain

character - Eddie Curtis

character - Cooper

character - First Officer Hemmings

character - Airport Controller (voice)

character - 4th Policeman (voice)

character - Raynor (voice)

character - Professor G.A. Carney / Security Centre Guard (voice)

character - 2nd Policeman (voice)

character - Dr. Ray Pierce (voice)

character - Richard 'Dick' Corbett

character - Jim Dawson

character - Counsel

character - Sully

character - Nick Vashetti

character - Ed Jopley

character - Canadian Doctor (uncredited)

character - Browne

character - Sir Martin

character - O'Brien

character - Sandy

character - Chet Lawton

character - Gilbert

character - Karl Schling

character - Christie Dudgeon

character - Johnny Kirk

character - Syd