Gary Seven Gary Seven was the code name for a Human male whose ancestors were abducted from Earth around 4000 BC . Listed as Supervisor 194 , he was a Class 1 supervisor . He was grown and conditioned in some way which allowed him to have a completely healthy and flawless body ; furthermore he was insensitive to the impact of the Vulcan nerve pinch . He was sent to Earth in 1968 to discover why his superiors lost contact with Agent 201 and Agent 347 . When he discovered they were killed in an automobile accident , he assumed their mission . Using advanced alien technology , including the Beta 5 computer hidden in his office in Apartment 12B at 811 East 68th Street in New York City , he continued the dead agents ' mission to make sure mankind did not destroy itself with nuclear weapon s . When his transporter beam was intercepted by the , it appeared that the " Enterprise " crew would prevent him from stopping the upcoming launch of a nuclear missile . His efforts were eventually successful . Seven used the Beta 5 exceiver circuits to cause the third stage of the American rocket to malfunction . It veered off course and the warhead exploded 104 miles above ground . This caused the nuclear powers to re - assess the risks of an orbiting nuclear platform . He remained behind on Earth to carry out other missions with his assistants : Roberta Lincoln , a Human female from Earth of that time period to whom he accidentally described his mission , and Isis , his mysterious cat . ( ) Appendices . Background information . Gary Seven was played by actor Robert Lansing . He was intended to be the lead role of an unproduced spin - off of " Star Trek " , with " Assignment : Earth " acting as a pilot . Apocrypha . Gary Seven was a central character in the first two " " novels , beginning with the discovery of a secret laboratory beneath the deserts of India in 1974 , where Khan Noonien Singh and his fellow Augment s were created . Seven , who had rescued Khan and his fellows from the laboratory before its destruction , had hoped to groom him as part of his work to safeguard Earth , but Khan ' s superior ambition led to the two men eventually becoming adversaries . During the Eugenics Wars of 1992 - 1996 , Seven worked to prevent the conflict between Khan and his superhuman opponents from endangering the world , and ultimately provided Khan and his followers with the after his defeat . He retired shortly after Khan ' s departure , leaving his supervisory position on Earth to Roberta Lincoln . He also appeared in the novel " " along with Roberta Lincoln , the short story " The Aliens Are Coming ! " from " Strange New Worlds III " , the short story " Seven and Seven " in " Strange New Worlds VI " , the short story " Assignment : One " in " Strange New Worlds VIII " , and the short story " Rocket Man " in " Strange New Worlds 9 " . Gary Seven was no stranger to " Star Trek " comics , appearing in four issues from DC Comics , " The Peacekeeper Part One " , " " , " Split Infinities " , and " Future Imperiled " . He was seen in the IDW Publishing series " " , written and drawn by John Byrne . He is mentioned ( and makes a brief appearance in ) " From History ' s Shadow " , as well as its follow - up , " Elusive Salvation " .