The Birth of a Nation (1915)

directed by D.W. Griffith
featuring Henry B. Walthall, Miriam Cooper, Mae Marsh, Lillian Gish, Robert Harron, Ralph Lewis

Outside the Law (1920)

directed by Tod Browning
featuring Lon Chaney, Priscilla Dean, Stanley Goethals, Ralph Lewis

When the Clouds Roll By (1920)

directed by Victor Fleming
featuring Frank Campeau, Kathleen Clifford, Herbert Grimwood, Ralph Lewis, Albert MacQuarrie, Douglas Fairbanks

The Hoodlum (1919)

directed by Sidney Franklin
featuring Mary Pickford, Ralph Lewis, Kenneth Harlan, Dwight T. Crittenden, Nellie Anderson

Eyes of Youth (1919)

directed by Albert Parker
featuring Clara Kimball Young, William Courtleigh, Rudolph Valentino, Ralph Lewis, Edmund Lowe

Block Signal (1926)

directed by Frank O'Connor
featuring Ralph Lewis, Jean Arthur, Sidney Franklin, Hugh Allen, George Cheseboro

Badge of Honor (1934)

directed by Spencer Gordon Bennet
featuring Larry "Buster" Crabbe, Ruth Hall, Ralph Lewis, Betty Blythe, John Trent

Danny Boy (1945)

directed by Terrell O. Morse
featuring Robert "Buzzy" Henry, Ralph Lewis, Helen Brown, Sybil Merritt, Eve March

The Third Alarm (1922)

directed by Emory Johnson
featuring Ralph Lewis, Johnnie Walker, Ella Hall, Virginia True Boardman, Richard Morris

Sucker Money (1933)

directed by Dorothy Davenport, Dorothy Reid, Melville Shyer
featuring Al Bridge, Mischa Auer, Mona Lisa, Phyllis Barrington, J. Frank Glendon, Ralph Lewis, Earl McCarthy, Kit Guard, Fletcher Norton

Dr. Jekyll and Sister Hyde (1971)

directed by Roy Ward Baker
featuring Martine Beswicke, Ralph Bates, Gerald Sim, Lewis Fiander, Dorothy Alison, Susan Broderick, Pat Brackenbury, Irene Bradshaw, Anna Brett, Geoffrey Kenion, Rosemary Lord, Jackie Poole, Petula Portell, Liz Romanoff, Jeanette Wild, Julia Wright

Strange Days (1995)

directed by Kathryn Bigelow
featuring Ralph Fiennes, Angela Bassett, Juliette Lewis, Tom Sizemore, Michael Wincott

Second Opinion: Laetrile at Sloan-Kettering (2014)

directed by Eric Merola
featuring Ralph W. Moss, Alec Pruchnicki, Robert Good, Kanematsu Sugiura, Lewis Thomas

Tol'able David (1921)

directed by Henry King, King Vidor
featuring Richard Barthelmess, Gladys Hulette, Walter P. Lewis, Ernest Torrence, Ralph Yearsley

Till the Clouds Roll By (1919)

A Tale of Two Cities (1917)

directed by Frank Lloyd
featuring Charles Clary, William Clifford, Harry DeVere, William Farnum, Ralph Lewis

The Unguarded Hour (1936)

directed by Sam Wood
featuring Franchot Tone, Loretta Young, Roland Young, Lewis Stone, Jessie Ralph