John Conner

John Connor is the leader of the human resistance movement, known as Tech-Com that opposes skynet.
Skynet, the supercomputer mainframe of the machines, decides that John Connor is the focal point of the rebellion and that his termination would end the opposition. After repeated failures at terminating John during the war, Skynet decides to use a temporal displacement device to send cyborg assassins called Terminators to various points in John Connor's past in an attempt to terminate him before the war ever begins.

Sarah Conner

John's mother, Sarah Connor was a young Los Angeles waitress who find herself inexplicably pursued by a relentless cyborg killer.
She grew to become John's greatest protector and mentor.

Kyle Reese

He is the father of John Conner. Actually a soldier form the future, who is send back by John to save his mother.

Terminators

Terminators are robots created to eliminate humans. Sometimes they look like humans too.

• T-800 Model 101
• T-888
• T-1000
• T-1001
• T-X