Dallas - Season 10 (1986)

Miss Ellie is shocked when her suspicions about Wes Parmelee seem to be valid.

Deeply troubled, Miss Ellie orders the mysterious Wes Parmalee to leave Southfork, rejecting his disturbing claims.

The Southfork families are stunned as Miss Ellie reveals Wes Parmalee's claims. J.R. and Bobby are convinced that Parmalee's claims are false until he pays them a surprise visit at Ewing Oil.

J.R. and Bobby start investigating Parmalee after they are warned that his claims might stand up in court, changing control of Ewing Oil.

Bobby and Pam's wedding day bliss at Southfork is shattered when Ray Krebbs lashes out at their happiness. Depressed from an earlier argument with Donna, Ray enviously berates Bobby, which Pam overhears.

Bobby and Pam are forced to face a difficult decision about their wedding in light of Ray's startling revelation. J.R. receives shocking news about Wes Parmalee's claims -- information that may have a profound effect on the control of Ewing Oil.

Clayton fights both Jock's ghost and Wes Parmalee in his effort to keep Miss Ellie as his wife. Clayton questions Miss Ellie about whether she believes Parmalee's claims.

After Wes Parmalee makes a startling disclosure at the annual Oil Baron's Ball in front of Dallas' finest, he agrees to undergo a polygraph test.

Bobby leaves for South America in search of information to disprove Parmalee's claims, with evidence mounting that he really is Jock. The grim duty of retracing the route to Jock's accident faces Bobby in South America.

Bobby returns from South America with evidence regarding Wes Parmalee but it's an unexpected, and uninvited, guest at the annual Ewing barbecue who provides Miss Ellie with the shocking truth.

An angry Clayton goes on a manhunt and Miss Ellie seeks the aid of her sons in calming her furious husband. J.R., confident that the Middle East situation is at rest, learns some frightening news concerning B.D. Calhoun.

Threatened by B.D. Calhoun's menacing presence, J.R. takes the necessary steps to rid himself of the mercenary.

Sue Ellen is unsuspecting when B.D. Calhoun, whom she knows as Peter Duncan, makes contact with her in his vendetta against J.R. Calhoun "accidentally" bumps into Sue Ellen and Pam. Ray feels the frustration of losing his wife and their expected child.

Ewing Oil makes a financial comeback as Bobby and J.R. secure important deals, but J.R. is too overcome with anxiety about B.D. Calhoun to savor the success. Bobby becomes suspicious when J.R. acts overly concerned about Southfork's security system.

Bobby finally learns the reason behind J.R.'s recent mysterious actions. B.D. Calhoun continues to terrorize J.R. with his dangerous game playing.

Fearing for the safety of their families, J.R. and Bobby send Sue Ellen, Pam, John Ross, and Christopher to California to escape the menacing threat of Calhoun but J.R. is forced into a deadly showdown when the terrorist locates them.

J.R. pays an emotional price for his involvement with Calhoun but he may face a bigger danger with the law for consorting with a terrorist. Despite her growing relationship with Senator Dowling, Donna feels stifled in her efforts for the oil lobby.

Shocking news from California raises questions of who is the true proprietor of the elusive 10 percent of Ewing Oil. The quiet search for Jack Ewing is continued by J.R. and April Stevens.

An ecstatic Cliff Barnes unloads a stunning bombshell on the Ewing brothers. Furious at Cliff's disturbing disclosure, J.R. divides the Southfork house by accusing Pam of scheming with her brother to bring ruin to Ewing Oil.

J.R. deviously schemes to frame Cliff Barnes for Jamie's death. While secretly maneuvering to secure the infamous ten percent of Ewing Oil, J.R. also orchestrates a meeting between April and a friendly judge who may end up being helpful to his cause.

J.R. and Bobby get some aid in their never ending quest for the ten percent of Ewing Oil from a surprise visitor.

An intensive court battle results in a decision which causes pandemonium in both Ewing and Barnes' camps. J.R. and Bobby undertake a vicious custody battle with Cliff for the elusive ten percent of Ewing Oil.

Double crossed by J.R. and April Stevens, Jeremy Wendell vows revenge on Ewing Oil.

Tired of J.R.'s underhanded business tactics, Bobby, Ray, and Miss Ellie sell out, turning their shares of Ewing Oil over to J.R. News from Washington hurls the Southfork family members into angry turmoil.

Miss Ellie is distraught over the fate of both Clayton and Ewing Oil.

Bobby and Pam's dreams of a serene and happy future are shattered. The impending loss of Ewing Oil has a desperate J.R. fighting for his life while a smug Jeremy Wendell reveals his plot to him.