Mark Ross Pellegrino (born April 9, 1965) is a German-American and European-American actor of film and television. He is best known for his work on Lost and Supernatural.
A brilliant botanical biochemist, Pamela Isley is a fervent eco-terrorist out to save the world's plant life by any means necessary. She often finds herself at odds with Batman, though they have, on occasion, fought on the same side.
