
Exploring video evidence and testimony of the existence and nature of UFOs.

A mysterious doorway on Mars; victims of a UFO in the Amazon; an alien party crasher at the Queen's Jubilee in London; animal mutilations in France; a video of otherworldly visitors to Turkey.

Fending off a swarm of aggressive UFOs with a U.S. warship; an alien voice takes over a British TV broadcast; an Australian teacher who was threatened after a UFO sighting at school; exploring who the Men in Black really are.

A new kind of alien; picking apart an abduction case in the UK; learning why NASA is investigating UFOs after decades of denial; looking at time travel.

Sinister shapes hover over Chicago and Ruwa, Zimbabwe; an Australian is fighting for his life after taking a blast from a mysterious object; a UFO appears to taunt a U.S. military fighter jet over the Bermuda Triangle.