2013) Inmate in Pentonville prison hired by Franco to rape Michael Corinthos. Killed by Jason Morgan. Theresa Carter (deceased) (Alicia Arden, 2002) Had an affair with Rick Webber in 1978. Killed by Laura Webber during a fight. Althea Cartwright (deceased) (Donna Denton, 1989) Katharine Delafield's cousin who schemed with Katharine's fiancee Paul DeVore to kill her for her inheritance. She ended up being shot instead and came back as a ghost to venge herself on Paul which lead to his death. Charlotte Cassadine (Scarlett Fernandez, 2016–21) (Amelie McClain, 2021–) Daughter of Valentin Cassadine and Lulu Spencer, carried via IVF by Claudette Beaulieu. Dimitri Cassadine (Michael Carvin, 1986) Mikkos, Victor and Tony's cousin. Came to Port Charles from Brazil as the poor Cassadine, and used Sean Donely to gain a hold of the Quartermaine fortune. Helena Cassadine (deceased) (Elizabeth Taylor, 1981) (Dimitra Arliss, 1996) (Constance Towers, 1997–2007, 2009–17, 2019–20, 2022) Rich widow of Mikkos Cassadine. Mother of Stefan Cassadine, Stavros Cassadine, Irina Cassadine, and Valentin Cassadine. Grandmother of Nikolas Cassadine and Charlotte Cassadine. Great-grandmother of Spencer Cassadine. Cursed Luke and Laura Spencer on their wedding day on November 16, 1981 after her husband and sons were killed by them, and continued to seek revenge on the Spencer family. Had a heart attack and died after cursing Sam Morgan. Irina Cassadine (deceased) (Alyshia Ochse, 2011–12) Daughter of Helena Cassadine and part of the Cassadine family. Came to town with Dr. Ewen Keenan as his patient and developed a relationship with Ethan Lovett while under the name Cassandra. Shot and killed on Helena's orders when she refused to be part of her mother's plots anymore. Kristina Cassadine (deceased) (Jaime Ray Newman, 2001–03) Daughter of Mikkos Cassadine and Kristin Bergman. Sister of Alexis Davis. Part of the Cassadine family. Died after an explosion meant for Sonny Corinthos. Her niece, Kristina, is named in honor of her. Ex-lover of Ned Ashton. Mikkos Cassadine (deceased) (John Colicos, 1981) (Steve Richard Harris, flashbacks, 2021) Patriarch of the Cassadine family. Was the chief villain in the Ice Princess affair, where he put North America into a deep freeze in mid-July. Was killed while fighting Luke Spencer, who threw him into the ice chamber in self-defense. Nikolas Cassadine (Tyler Christopher, 1996–99, 2003–11, 2013–16) (Coltin Scott, 1999–2003) (Chris Beetem, 2005) (Nick Stabile, 2016) (Marcus Coloma, 2019–23) (Adam Huss, 2021–22, temp) Son of Laura Spencer and Stavros Cassadine, making him part