Early life and education. Arthur Christopher Orme Plummer was born on December 13, 1929, in Toronto, Ontario. He was the only child of John Orme Plummer, who sold stocks and other securities, and Isabella Mary Abbott, who worked as secretary to the Dean of Sciences at McGill University, and was the granddaughter of Canadian Prime Minister Sir John Abbott.
Tyler Christopher (born Tyler Christopher Baker; November 11, 1972) is an American actor. He is best known for his roles as Nikolas Cassadine (1996–1999, 2003–2011, 2013–2016) and Connor Bishop (2004–2005) on the ABC soap opera General Hospital.