Dennis Morgan (1908-1994) was an American born film and television actor and singer. Dennis is on the right in the photo above -- a promotional still for The Gun That Won the West (1955). The still was taken on the upper Iverson Ranch in Chatsworth, CA.
His best known Santa Susana locations film is God Is My Co-Pilot.
Dennis Morgan's Santa Susana locations filmography:
Bad Men of Missouri (1941) starring Dennis Morgan, Jane Wyman, Wayne Morris (Iverson Ranch) Warner Bros.
God Is My Co-Pilot (1945) starring Dennis Morgan, Raymond Massey, Dane Clark (Iverson Ranch) Warner Bros.
Gun That Won the West, The (1955) starring Dennis Morgan, Paula Raymond, Richard Denning - Columbia