第 1 季 共 22 集
播出时间：1989年9月19日
第 1 集 Alien Nation: The TV Movie
播出时间：1989年9月19日
When the Francisco family move into a rich suburban part of L.A., they get to experice hate and racism spread by the radical Purists.
第 2 集 Fountain of Youth
播出时间：1989年9月26日
Sikes and Francisco (Gary Graham, Eric Pierpoint) investigate a doctor who is killing Newcomers to benefit human patients.
第 3 集 Little Lost Lamb
播出时间：1989年10月3日
Sikes and George (Gary Graham, Eric Pierpoint) uncover a prostitution ring after a Newcomer prostitute, on the run from her pimp, is murdered in Sikes' apartment.
第 4 集 Fifteen with Wanda
播出时间：1989年10月10日
Sikes' (Gary Graham) daughter (Cheryl Pollak) visits, accompanied by her radical boyfriend (Wayne Pere), and Buck Francisco (Sean Six) faces expulsion from school. With Eric Pierpoint.
第 5 集 The Takeover
播出时间：1989年10月17日
During heavy rioting, the precinct is near deserted & Sikes & Francisco must stop criminals who attempt to take the precinct over and raiding the evidence lockers for drugs, money and weaponry.
第 6 集 The First Cigar
播出时间：1989年10月24日
George (Eric Pierpoint) accepts a loan from a Newcomer loan officer before discovering she is a drug czar
第 7 集 Night of the Screams
播出时间：1989年10月31日
The method of a serial killer stalking Newcomers re-creates one of their most grisly legends.
第 8 集 Contact
播出时间：1989年11月7日
While investigating a famous doctor's murder, Sikes and George (Gary Graham, Eric Pierpoint) discover he was attempting to contact a probe seeking the Newcomer slave ship.
第 9 集 Three to Tango
播出时间：1989年11月14日
George and Sikes (Eric Pierpoint, Gary Graham) search for a Purist radical who has been murdering special Newcomers.
第 10 集 The Game
播出时间：1989年11月21日
George is confronted with his past as a slave on the spaceship, when it appears that an old Russian Roulette style game he was once forced to play has returned. Will George take revenge for his brother, who died being hit by a bolt of salt water while playing the game on the ship?
第 11 集 Chains of Love
播出时间：1989年11月28日
George (Eric Pierpoint) goes under cover as a client at a computer-dating service for Newcomers to locate a female Newcomer killer.
第 12 集 The Red Room
播出时间：1989年12月19日
Sikes and George (Gary Graham, Eric Pierpoint) become involved in a federal search for a Newcomer who was programmed to kill while in the quarantine camps.
第 13 集 The Spirit of '95
播出时间：1990年1月16日
George and Sikes (Eric Pierpoint, Gary Graham) discover a Purist plot to sabotage an election while investigating the bombing of a Newcomer voter campaign office.
第 14 集 Generation to Generation
播出时间：1990年1月30日
Sikes and George (Gary Graham, Eric Pierpoint) follow the trail of a mysterious Tenctonese box which is deadly for those who fail to comprehend its powers.
第 15 集 Eyewitness News
播出时间：1990年2月6日
Sikes and George (Gary Graham, Eric Pierpoint) trail a man (Hugh MacGuire) who is obsessed with a Tenctonese porn star (Deborah Goodrich).
第 16 集 Partners
播出时间：1990年2月13日
Sikes (Gary Graham) attempts to prove George (Eric Pierpoint) innocent in a drug case as Susan (Michele Scarabelli) prepares to transfer the pod to her husband.
第 17 集 Real Men
播出时间：1990年2月20日
A violent confrontation with a drug suspect (A.D. Muylch) causes George (Eric Pierpoint) to give birth prematurely.
第 18 集 Crossing the Line
播出时间：1990年2月27日
Sikes (Gary Graham) vows to capture a serial murderer who once eluded him when it appears he has killed again.
第 19 集 Rebirth
播出时间：1990年3月13日
Sikes (Gary Graham) vows to capture the Newcomer convenience store robber (Brian Thompson) who attacked him and left him near death
第 20 集 Gimmee, Gimmee
播出时间：1990年4月10日
George (Eric Pierpoint) searches for the killer of a Newcomer corporate executive (David Selburg) who invented a durable synthetic fabric.
第 21 集 The Touch
播出时间：1990年5月1日
Sikes and George (Gray Graham, Eric Pierpoint) uncover an overseer rejuvenation plot when they investigate the dramatic behavior change of a boy (Mitchell Allen, Jonathan Brandis) Cathy (Terri Treas) knew on the slaveship.
第 22 集 Green Eyes
播出时间：1990年5月8日
While investigating a series of mysterious Newcomer deaths, Sikes and George (Gary Graham, Eric Pierpoint) discover a plan to eliminate the Newcomer population with a lethal bacteria.
