Eventually, Aiden is found unharmed. For a while, everything was going according to plan, until Colleen turned on Helena with her own agenda. Kristina Davis-Corinthos is Alexis’ middle daughter with Sonny Corinthos (Maurice Benard). Helena terrorizes her. Her nurse Mischa tells Luke's kids Ethan and Lulu there is another Cassadine, named Valentin, whom even Helena fears. Descended from Russian royalty they own their own private island in Greece and run the multi-national corporation Cassadine Industries.
More: The heartbreaking history of Michael Corinthos. He brought with him a daughter, who was said to have been born to Claudette Beaulieu (Bree Williamson). She manifests extraordinary powers that the forces of evil have waited centuries to control, and her abduction sparks a clash between the soldiers of good and evil that can only be resolved, in the end, by the strength of one small child and the love she inspires in those she touches. She had returned to Port Charles upon learning that Luke was alive, followed by Stavros; he is ultimately killed, and Luke and Laura are reunited. Six years later Jenna suddenly re-appears with a mysterious new husband, Eric, and abducts Cody. Later it is also discovered Helena had faked the DNA results. The two arrive on Cassadine Island where they confront Helena about Luke's whereabouts.
While reminiscing with Luke, she reveals the immediate threat from Valentin has passed.
 She was cast as Helena, the vengeful widow of villain Mikkos Cassadine (John Colicos), who had died at the climax of that summer's popular "Ice Princess" storyline. Helena tells him another Cassadine is plotting revenge on the Spencers and Cassadines. Helena's men hold Luke and Laura at gun point when Laura accuses Helena of shooting Nikolas. Instead they find Ethan, who was caught while Helena was looking for Lucky. Though initially compelled to do Helena's bidding and even hurting his loved ones, Lucky finally manages to break Helena's conditioning. Mother of Stefan Cassadine, Stavros Cassadine and Irina Cassadine. Fearing for her life, Nikolas has Helena flown to General Hospital. And while Helena wasn’t seen again for years, the curse seemed to be genuine, because trouble dogged Luke and Laura all of their lives together, and the Cassadines were usually behind it! Spencer Alexi Nikolayovich Cassadine is the upcoming Cassadine heir and next Prince. After a brief stint by Dimitra Arliss in 1996, Towers took over the role in 1997 and has returned — for periods of varying length — nearly every year since.
In Helena's debt, Katherine seduces Nikolas to put a wedge between him and Stefan. "Luke and Laura: Still the Ultimate TV Wedding", "Luke and Laura: 17 Great Soap Supercouples", "BREAKING NEWS! Luke then shoots Helena and confirms that she is dead. The heir apparent was Prince Stavros Nikolai Mikkossovich Cassadine (John Martinuzzi, Robert Kelker-Kelly) and the pride and joy of Helena’s life. Katherine is murdered for real.  Taylor's last appearance as Helena aired on November 19, 1981. Her life revolves around her job as a nurse at a busy New York City hospital, until one rainy night, her sister Jenna abandons her newborn, autistic daughter at her home. They attempt to frame Helena, but Stefan is arrested; Katherine is revealed to be alive, saved by Helena as part of her plans. Helena showed up in Port Charles again on February 10, following her learning of Nikolas' affair with Elizabeth Webber. Mikkos's widow Helena appears in Port Charles just in time to curse Luke and Laura from the sidelines of their November 16, 1981 wedding. Stavros was mad, obsessed with Laura, whom he kidnapped and raped. Later, when Elizabeth has a paternity test done, Helena pays the lab tech to let her see the results first. Mikkos and his brothers were involved in the Ice Princess storyline, a plot to freeze the world using a weather machine. After his last resurrection in 2014 by Victor, he was shot to death by Lulu’s husband Dante Falconeri (Dominic Zamprogna). Nik & Em followed her and got there just in time to stop Helena from baptizing Spencer with a different name. By late November 2015, "Jason" has learned his true identity and clues take him, Samantha and Elizabeth to the Cassadine compound where Helena appears to be dying. Maggie takes the baby in, and she becomes the daughter she never had. When the newborn Aiden is later kidnapped, Helena instantly becomes a suspect, and Nik openly threatens to kill her if she is the one who did so.
Helena has in her possession the frozen embryo of Stavros and Lulu. It’s long been rumored that incest among the family members to keep the bloodline pure had driven a number of them insane over the years. Helena has her Man kidnap Tracy who she thought knew Liz's baby was a Spencer. After stirring up even more trouble after arriving in Port Charles, Nikolas uses his position in the hospital's board of directors to have Helena sent back to Greece. The title of Prince historically passed from eldest son to eldest son. Meanwhile, Luke discovers evidence Nikolas is actually Stefan's son, making him no longer the Cassadine heir and allowing Helena to take control of the Cassadine fortune. In 2006 Helena placed a nanny in Nikolas' home, Colleen McHenry, in hopes of getting Nikolas' son Spencer.
He currently attends boarding school in France. After delaying this revelation when Elizabeth's middle child Jake is killed in a hit-and run accident, she finally reveals the truth to Lucky and Nikolas. Why they're doing this is so that they can collect a real big insurance policy because … Presumed dead, Laura reappears in 1983, having been kidnapped by the Cassadines in revenge. Meanwhile, Alexis had discovered she was actually Mikkos' illegitimate daughter.