Left to Right: Dr. James A. Gibson, President and Vice-Chancellor; Hon. James N. Allan, M.P.P., Chairman, Niagara Parks Commission; His Worship Mackenzie A. Chown, Mayor of St. Catharines and Member of the Council of the new Regional Municipality of Niagara; and Professor J.M.S. Careless, Department of History, University of Toronto, Co-Chairman of the Historic Sites Board
Left to Right: Mr. Howard Newman, Reverend James Bloch, Hon. Mary Elizabeth Kennear, Mr. Ray Haggerty, Alderman Steve Danch, Mr. Leslie Gray, Mayor Nis Nissen and Mrs. Nissen, Mr. Ellis Morningstar, Mr. John Campbell, Miss Susan Newman
Barry Morse was the artistic director of the Shaw Festival in 1966, so the date of the photo is probably around that time. The location is probably backstage at the Shaw Festival. Barry and Sydney were identified by the Facebook Group "Niagara History and Trivia".