<P> Although the emphasis is primarily on Ross and Demelza, there are many other characters with their own stories . In the first series we encounter Dr. Dwight Enys (Richard Morant in the first series, Michael Cadman in the second series), a young man with progressive ideas who prefers to serve the poor communities rather than the rich . Enys has a brief affair with a married actress, Keren Daniel, which results in her murder by her husband . By the end of the first series, Dwight has become involved with heiress Caroline Penvenen (Judy Geeson). In the second series, they marry following Ross's rescue of Dwight from a French prison . </P> <P> In the second series we get to see much of Geoffrey Charles Poldark (Stefan Gates), the son of Elizabeth and Francis Poldark . Francis drowns in a subterranean lake while investigating a putative new lode of copper in a mine in which he is invested with Ross . Elizabeth eventually marries Ross's great enemy George Warleggan . Geoffrey Charles resembles his father, and at times comes into conflict with his new stepfather George Warleggan, though Warleggan shows him certain kindnesses and pays for his education . Geoffrey Charles begins a friendship with Demelza's brother Drake Carne (Kevin McNally), whom he and his governess, Elizabeth's cousin Morwenna (Jane Wymark), meet in the woods on the Warleggan estate . Geoffrey Charles plays an instrumental role in the development of Drake and Morwenna's romance . </P> <P> Drake is Ross Poldark's brother - in - law and has a working - class background: therefore George considers him an unsuitable marriage partner for Morwenna . George marries Morwenna off to Reverend Osborne Whitworth (Christopher Biggins), whom she despises . Pining for Morwenna, Drake puts his energies into building his blacksmith business and helping his brother Sam (David Delve), a devout Methodist . </P> <P> Morwenna and Osborne have a son, John Conan, whom Morwenna cannot bring herself to love . Eventually Morwenna tells Osborne she will kill his son if he forces his attentions on her one more time . Osborne has an affair with Morwenna's younger sister Rowella (Julie Dawn Cole). Rowella's husband Arthur Solway (Stephen Reynolds) discovers his wife's adultery and attacks Osborne, who is dragged to death by his frightened horse . Despite being traumatized by her marriage to Osborne, Morwenna eventually marries Drake . </P>

Who played george warleggan in the original poldark