Incorrectly listed as Flight Sergeant on the VAC site.Confirm if there were other fatalities.
Matthews, Charles Lewis (Flight Lieutenant)
Killed in Flying Accident 1967-April-27

Birth Date: 1927-April-17
Born: Provost, Alberta
Parents: Son of Bernard and Barbara Matthews.
Spouse: Husband of Emily May Matthews. Father of Patricia, Deborah, Barbara and Sharon Matthews. Brother of Frank, Howard, William and Richard Matthews.
Home: Provost, Alberta
Enlistment:
Enlistment Date: 1951-February-27
Decorations: CD

Service
RCAF
Unit
CEPE- Central Experimental & Proving Establishment
Exporto Crede
Base
Rank
Flight Lieutenant
Position
Pilot
Service Numbers
130369
Crew or Other Personnel
Hercules 10309
Hercules serial: 10309

CC-130H Hercules
(Source RCAF Web Page)
(Source RCAF Web Page)