Cdr McRitchie. From Margaret Giles, by email in Oct '09: If you look at the photo, Arthur William Ferrall would be the soldier second from the left, with the dark moustache, sitting behind Cdr McRitchie.
From Gail Petrov, Apr 2014: Photo also shows my father James R Cooper H19772 Winnipeg Grenadier. He is the face above the Captain’s white hat. Photo also in: Library and Archives Canada, Faces of War Title: Canadian and British prisoners-of-war liberated by the boarding party from H.M.C.S. PRINCE ROBERT, Hong Kong, August 1945.