The presentation episode for "THE WATCHERS"; a mysterious society of individuals dedicated to watch and write down information about immortals (like Duncan) ,in theory, without ever bothering any of them or interfering.

Duncan, Tessa, and Richie attend a photographic exhibit featuring Immortal Gregor, and Duncan discovers that the other exhibitor is someone he loved decades earlier, who had sent him away in order to focus on her work. She recogni...

Duncan takes on Charlie DeSalvo to prove he's good enough at martial arts to work out at the dojo. Dawson tells Duncan that Quenten Barnes is free and killing mortals, but Duncan refuses to get involved. Then Duncan's old friend M...

Duncan proposes marriage to Tessa, but can he escape a long-ago curse as well as a mortal who uses her as bait?

When Richie interferes with Immortal Annie Devlin and her IRA gang, she vows revenge. Meanwhile, Duncan starts teaching Richie. In flashback, Duncan rescues Annie from a massacre but refuses to help her crusade.

Charlie alerts Duncan to a mysterious man who may be able to reduce violence in "the Zone," a dangerous slum neighborhood.

Amanda shows up at the dojo with a suspicious offer of friendship. Then Duncan helps Amanda escape from two attackers that she insists she doesn't know. In flashback to 1930s Germany, Duncan is trying to help a scientist escape wh...

Duncan allows the dojo to be used for a karate movie starring Jimmy, a former student of Charlie's. When one of the stunt men is poisoned, Duncan and Charlie think someone may be trying to kill Jimmy and suspect the Tong are invol...

Duncan saved Immortal Carl Robinson from lynching in 1926 Louisiana. Carl became a famous colored league baseball star with aspirations of becoming a politician, but he has since become disillusioned after seeing years of racism a...

Immortal Anthony Galen attacks Duncan in a deserted amusement park. Seeing Tommy Bannon drive up, he escapes and then hits mortal Tommy Bannon with his car, killing him. Duncan feels guilty over Tommy's death and tries to console ...

Duncan's old friend Tommy Sullivan wants Duncan to buy a piece of his fighter George, and help him win pretty Iris.

Richie rescues a young woman being chased by Immortal Mako. In flashback, Mako shows up to capture Tim, a friend of Duncan's. Is she innocent or is she using Richie?

While camping in the woods Duncan and Charlie help a frightened young woman and her baby flee from an abusive father-in-law.

Sin Resumen

Renee and Duncan are attracted to each other but both are more interested in finding their quarry. Charlie recovers in the hospital from his gunshot wounds. Joe is torn between his loyalty to family and his friendship for Duncan. ...

A friend of Duncan's is murdered in his pool. After his wake, Duncan notices an immortal named Nicholas Ward, who had once killed several people Duncan knew, arranging his victims to look like a vampire was responsible.

A decades-old promise made to cruel Immortal Drake, whose intrigues cause major events that impact international politics, comes back to haunt MacLeod.

Duncan meets an extraordinary Immortal woman, who is determined to pursue a 2,000-year-old vendetta.

Immortal Luther kills Immortal Rebecca by holding her husband hostage. Amanda, who was once taught by Rebecca, visits Duncan to grieve. They learn that Luther believes in a myth which states that the bearer of a magical crystal wi...

Someone is following Richie, killing mortals and making it look like Richie did it, so he goes to Duncan in Paris for help.

Horton, an old mortal enemy, puts a criminal through plastic surgery to make her look like someone Duncan knows, in order to finish him once and for all.

Duncan becomes infatuated with Lisa, but Richie is suspicious of the situation and confides in Joe Dawson. While Horton continues his plan to dispose of all 3 men.