Ep 7. The Colonel

In Highlander: The Series season 4 episode 7, titled "The Colonel," Duncan MacLeod is visited by an old friend from his days in Vietnam named Charlie DeSalvo. Charlie, now a successful businessman, is being threatened by a man named Colonel Simon Killian and his army of mercenaries. Killian wants Charlie's land and will stop at nothing to get it.

Duncan tries to help Charlie, but things quickly escalate when Killian kidnaps Charlie's daughter, Colleen, and demands that Charlie sign over his land in return for her safe return. Meanwhile, a mutual friend of Duncan and Charlie's, Joe Dawson, is busy investigating Killian's past and discovers that he was actually court-martialed from the military for his brutal tactics in Vietnam.

As Duncan and Charlie prepare to face off against Killian and his army, tensions rise between the two friends as Duncan questions Charlie's reasons for staying in Vietnam after the war. The episode also delves into Duncan's own past as a soldier in Vietnam and the guilt he still carries from his time there.

As the episode reaches its climax, Duncan and Charlie must work together to take down Killian and his mercenaries and save Charlie's daughter. The episode is full of action-packed fight scenes, dramatic moments, and the poignant exploration of the effects of war on those who fight in it.

Overall, "The Colonel" is a gripping episode of Highlander: The Series that showcases the show's strengths in delivering a unique blend of action, drama, and fantasy. Fans of the show will not want to miss this exciting installment.