CASTON, Marmaduke "Duke" - Passed away at the Georgian Bay General Hospital, Midland on Saturday, November 26, 2011 at the age of 91 years. Beloved husband of Annie Caston. Loving father of Dorothy McBrien and predeceased by Glenn Wilson, Marlene Aylward and Diane Gauthier. Cherished grandfather of Kathy (Don Tickner) McBrien, Lynda McBrien, Michael (Shannon) McBrien, Mary McBrien, Sharon, Sandra, Darryl, Yvonne, Christopher and Mark and 14 great- grandchildren. Dear brother of Lorne Caston. Lovingly remembered by many nieces and nephews. At Mr. Caston's request there will be no visitation and a Celebration of Life will be held at the Penetanguishene Legion on Sunday, December 18, 2011 from 1:30 to 3:30 p.m. Cremation has taken place. If desired, memorial donations to the Canadian Diabetes Association would be appreciated and will be received by the Penetanguishene Funeral Home Cremation Centre.