Roy Davidson: Special Effects Manager (Crew)1947-01-25

Roy Davidson: Special Effects Manager (Crew)1943-03-20

Roy Davidson: Special Effects (Crew)1943-11-07

Roy Davidson: Special Effects (Crew)1945-06-15

Roy Davidson: Special Effects (Crew)1944-04-07

Roy Davidson: Special Effects (Crew)1945-01-20

Roy Davidson: Visual Effects (Visual Effects)1936-04-09

Roy Davidson: Special Effects (Crew)1949-09-02

Roy Davidson: Special Effects (Crew)1943-02-05

Roy Davidson: Special Effects (Crew)1939-05-15

Roy Davidson: Special Effects (Crew)1946-08-23

Roy Davidson: Special Effects (Crew)1947-04-12

Roy Davidson: Special Effects (Crew)1936-06-15