S1 E1 • Sighting 4001: The Washington D.C. Incident

A woman on a Virginia Farm reports a strange object in her yard and a robot-like creature that communicates with her. Also, a US pilot chases a UFO and dies.

Première diffusion : 19 février 1978

S1 E2 • Sighting 4002: The Joshua Flats Incident

Prominent citizens of a town report seeing a UFO. Investigators, however, cannot get information from them and turn to a 11-year-old boy.

Première diffusion : 26 février 1978

S1 E3 • Sighting 4003: The Fremont Incident

A police officer is ridiculed after claiming to see a strange alien craft and two-astronaut type figures.

Première diffusion : 12 mars 1978

S1 E4 • Sighting 4004: The Howard Crossing Incident

Creatures attack a rancher and his family.

Première diffusion : 19 mars 1978

S1 E5 • Sighting 4005: The Medicine Bow Incident

A boomerang-shaped craft chases a commercial airliner.

Première diffusion : 26 mars 1978

S1 E6 • Sighting 4006: The Nevada Desert Incident

An Air Force lieutenant risks his career and marriage after he reports seeing four metallic objects and a mother ship.

Première diffusion : 2 avril 1978

S1 E7 • Sighting 4007: The Forest City Incident

A duck hunter claims to have photographed a UFO and high school kids parked in the woods claimed to have seen a UFO.

Première diffusion : 9 avril 1978

S1 E8 • Sighting 4008: The Desert Springs Incident

An enormous UFO pursues an agent and a writer as they ride to a California resort in Desert Springs. Also, an old woman claims she was visited by aliens who offered to take her to Venus.

Première diffusion : 23 avril 1978

S1 E9 • Sighting 4009: The French Incident

After the son of a presidential envoy is kidnapped by a UFO in France, Gatlin and Fitz are sent by the White House to investigate.

Première diffusion : 30 avril 1978

S1 E10 • Sighting 4010: The Waterford Incident

Boys at a military school become involved with a strange substance from a UFO. Also, a hunter is attacked by a robot.

Première diffusion : 7 mai 1978

S1 E11 • Sighting 4011: The Doll House Incident

Strange Alien beings offer a strange loaf of bread to an old man in exchange for a jug of water.

Première diffusion : 20 mai 1978

S1 E12 • Sighting 4012: The Rock and Hard Place Incident

Gatlin and Fitz find themselves under investigation after they witness a flying saucer leaving a trail of exploding colors over a restaurant.

Première diffusion : 27 mai 1978

S1 E13 • Sighting 4013: The St. Hillary Incident

Two nuns report a UFO and a cryptic message about its return.

Première diffusion : 4 juin 1978