John Stamos is remembering his former General Hospital costar Anthony Geary. "I am deeply saddened by the passing of my friend and former costar, Tony Geary," Stamos, 62, wrote via Instagram on Monday, December 15. Geary died at age 78 on Sunday, December 14, in the Netherlands, three days after undergoing an operation, his husband, Claudio Gama, confirmed to TV Insider on Monday. "It was a shock for me and our families and our friends," Gama said in a statement. "For more than 30 years, Tony has been my friend, my companion, my husband.