A young mother's baby girl is stolen from her and illegally adopted by a rich couple who need a child to secure their political ambitions. It is up to Walker to return the girl to the rightful mother's arms, but Laurie (The young mom) withdraws consent after the shady adoption agent threatens the baby.

Walker pursues a group of killers seeking the lost treasures of Hayes Cooper, a Wild West Texas Ranger. Parts of the episode are "flashbacks" to Hayes Cooper, who with Lockett (played by Trivette/Gilyard), is pursuing a group of killers.

After surviving a rattlesnake attack, Walker (with Trivette) continues his pursuit of the killers who uncovered "Cooper's Gold."

Walker (with the aid of a jet pack) and Trivette protect a Mexican Presidential candidate from an assassin.

Walker (with the aid of a jet pack) and Trivette protect a Mexican Presidential candidate from an assassin.

Joey Prado just graduated from the academy with the best marks since Walker. One of his first assignments is to go undercover as a drug dealer. Along the way, he reunites with his childhood friend Vic Solano.

A malevolent medicine man resurrects after desecration of his burial ground.

After escaping a research center, a boy with genius-level IQ gets Walker to help him find his mother.

Cherokee youths are stealing artifacts from a museum, claiming they were taken from their ancestral burial grounds.

Walker helps a ten-year-old severely wounded in a drive-by to end violence in her community.

When a new designer drug called "silk" results in several fatalities, Walker and Trivette must infiltrate the local club scene to find the source of the deadly substance.

Some Irish militants are trying to kill a peacemaker.

Walker's cousin, David Little Eagle Jackson, returns to the reservation following studying medicine to find many do not like him, including his girlfriend's father, whose murder he soon witnesses.

Using a psychic to help locate a kidnapped 8-year-old earns Trivette ridicule from his fellow rangers.

While on a fishing vacation together, C.D., Trivette, and Walker reel in more than they bargained for when they accidentally uncover an elusive and illegal drug operation.

Walker must clear the name of Trivette, who's been accused in the disappearance of $5 million in counterfeit money.

Walker and Cahill head to the mountains of Utah to track down the crashed remains of a plane that was used during a daring bank robbery in 1988—which resulted in the death of one of Walker's friends—unawares a survior remains and has turned cannibal.

Prison escapees take some nuns hostage and make demands, threatening to kill some battered women if they are not met.

When a powerful Japanese Yazuka is killed by Congressman Cabe's assistant, the Yazuka come to America, seeking revenge, and Walker and Trivette are assigned to protect the congressman.

A desperate man named Hank Berigan asks Alex for help in persuading his daughter, Amy, to leave the cult that she has joined. When Alex goes to the cult, she is imprisoned within, realizing that once someone enters the cult, they are never allowed to leave.

Walker receives a plea for help when a woman named Frances tells him how her husband, Billy, never returned home last night. Upon meeting Billy's probation officer, a man by the name of David Kilmer, Walker suspects something is very wrong.

Walker investigates the murder of a veterinarian who was trying the find the cause of death of several unusual animal deaths.

Walker and Trivette come close to apprehending the leader of a drug ring they've put out of business. Alex gets involved in the case of a student's rape.

Walker finds himself fighting for his life after he attempts to rescue a group of federally protected mustang horses from some unsavory ranchers.

The world's most deadly assassin who has left a trail of blood in history (and may even be involved in the JFK assassination), The Viper, is in town. Walker is informed and recruited by Interpol Agent Draper who's hunting the Viper now for nearly 25 years. Since the killer is in town to carry out another assassination - the target could be the visiting Israeli Ambassador - it's up to Walker to find and eliminate the Viper before he hits once again.