A secret, high-technology international agency called SHADO defends Earth from alien invaders.
UFO - S01E01 - Identified
UFO - S01E02 - Exposed
UFO - S01E03 - The Cat With Ten Lives
UFO - S01E04 - Conflict
UFO - S01E05 - A Question of Priorities
UFO - S01E06 - E.S.P.
UFO - S01E07 - Kill Straker!
UFO - S01E08 - Sub-Smash
UFO - S01E09 - Destruction
UFO - S01E10 - The Square Triangle
UFO - S01E11 - Close Up
UFO - S01E12 - The Psychobombs
UFO - S01E13 - Survival
UFO - S01E14 - Mindbender
UFO - S01E15 - Flight Path
UFO - S01E16 - The Man Who Came Back
UFO - S01E17 - The Dalotek Affair
UFO - S01E18 - Timelash
UFO - S01E19 - Ordeal
UFO - S01E20 - Court Martial
UFO - S01E21 - Computer Affair
UFO - S01E22 - Confetti Check A-O.K.
UFO - S01E23 - The Sound of Silence
UFO - S01E24 - Reflections in the Water
UFO - S01E25 - The Responsibility Seat
UFO - S01E26 - The Long Sleep