American actor. Died of the Spanish flu in 1918. Not to be confused with his son, also named Harold Lockwood.
The Haunted Pajamas
(Richard Hudson)
Wildflower
(Arnold Boyd)
The Smuggler's Sister
(Bessie's Brother)
The Man from Mexico
(Danton)
Tested by Fire
(Hal Arnold, Forest Ranger)
The Ball Player and the Bandit
(Harry Burns)
The Scales of Justice
(Frank Dexter)
The Avenging Trail
(Gaston Olaf)
Shadows of Suspicion
(Cyril Hammersley)
Pidgin Island
(John Cranford)
The Revelation
(Mr. Burns)
Hearts Adrift
(Jack Graham)
The Law of the Range
(Jack Corning - the Sheriff's Son)
The Unwelcome Mrs. Hatch
(Jack Adrian)
Such a Little Queen
(Robert Trainor)
A Brave Little Woman
(The Burglar)
Tess of the Storm Country
(Frederick Graves)
David Harum
(John Lenox)
Under Handicap
(Greek Conniston)
The River of Romance
(William Kissaam Kellogg aka "One-Cylinder Sam")
The Promise
(Bill Carmody)
Are You a Mason?
(Bob Trevors)
The Conspiracy
(Jack Howell)
Broadway Bill
('Broadway Bill' Clayton)