He has played Robert Scorpio on the daytime soap off and on since 1980 “General Hospital” star Tristan Rogers, who has played Robert Scorpio on the long-running daytime soap opera since 1980, has been diagnosed with cancer, a representative for the actor announced Thursday morning. “While he remains hopeful and is working closely with his medical team on a treatment plan, this is a challenging time for Tristan and his family,” the statement read. “As they face both the emotional and physical