Végtelen határok - 4. évad (1995)

Scientist Simon Kress finds himself the master of a colony of Sandkings -- creatures from Mars that look like insects, but have the intelligence of much higher beings.

Frank Hellner, a lonely paraplegic, takes part in a top-secret project -- allowing an "inorganic human," or robot named Valerie, to be his companion for a week. The experiment goes awry when Valerie, unable to control her programmed emotions, becomes jealous and threatens the life of Frank's physical therapist and close friend Rachel.

Two diametrically opposed brothers, wrestle for control of a million-dollar pharmaceutical company. A vaccine that could hold the secret to eternal life, becomes the object of the brothers' bitter struggle.

Man's first encounter with beings from another planet -- the N'Tal -- appears to be a mutually rewarding arrangement. But a leery doctor/scientist must decide whether the N'Tal are friend or foe.

An experiment at St. Peter's Hospital threatens nature's order of existence, when billionaire Harlan Hawkes pays a brilliant cardiologist, Dr. "Mac" McEnerney to help him cheat death.

A young girl with strange, supernatural powers is shunned by her friends, but welcomed by a nanny with similar gifts, while her parents must decide what's ultimately best for their child.

A brilliant young scientist discovers a way to see the future, but gets caught up in a billionaire's ambitious political schemes, and must alter the future to save his own life.

Ben Kohler's life is saved after having an experimental chip implanted in his brain, but when he starts seeing and experiencing violent images, it becomes clear something is desperately wrong.

A disillusioned priest is given healing power by aliens who use him as they attempt to save their own planet by destroying all human life.

When a little boy is abducted the only witness, his sister, claims that someone or something under the bed took him.

Dropped out of hyperspace by a mysterious chunk of dark matter, Pilot Paul Stein must save the transport vessel by facing his past and ultimately trusting his own decisions.

Henry Marshall is a greedy man who has paid for his greed with a prison sentence but has yet to learn his lesson. His life abruptly changes when he encounters visitors from another planet who instill new sense of compassion for others.

Major John Skokes is taken prisoner by the enemy during a savage galactic war and a seemingly undefeatable alien race. The tension increases when his cellmate, a cadet named Pri, is being transformed into one of them. Skokes must find an escape to save his cellmate and to avoid a disturbing revelation of the course of this war.

The discovery of a gifted scientist falls into the wrong hands, bringing what at first appears to be a lifesaving miracle, but ultimately the untimely death of his closest friend.

When an astronaut returning from Mars discovers an alien aboard ship, he must face the loss of his shipmates, and make the ultimate sacrifice in order to prevent the alien from reaching Earth.

A chaste co-ed is enveloped by a strange power that gives her an insatiable sexual appetite, which is perpetuated by encounters with consenting men who, after making physical contact, morph into her body and disappear.

A deaf woman with a transplanted device, which is supposed to enable her to hear, turns into a transmitter for aliens, who are crying for help.

Adam, a powerful robot, kills his creator when the scientist attempts to convert him into a military killing machine by destroying his more human qualities.

Levi Mitchell, a physicist and skeptic, meets Lynda Tillman, a woman whose strength and faith help him unravel the mystery of a haunted house.

An environmentally-friendly U.S. Senator's life changes drastically after a freak accident, when he realizes he's actually an alien in disguise, with a "mission" to surreptitiously reconfigure the earth's atmosphere.

A civilian with strong ties to the military tries desperately to use concrete evidence to convince a high level committee that alien forces are trying to overcome the human race.