The Sphinx
Plot: A man known to be a mute is suspected of committing a murder, as he was noticed at the scene. However, witnesses saw and heard him talking as he was leaving the scene of the crime
Lionel Atwill. Lionel Atwill was 48 in The Sphinx as 'Jerome Breen'.
Sheila Terry. Sheila Terry was 23 in The Sphinx as 'Jerry Crane'.
Theodore Newton. Theodore Newton was 28 in The Sphinx as 'Jack Burton'.
Paul Hurst. Paul Hurst was 44 in The Sphinx as 'Detective Terrence Aloysius Hogan'.
Luis Alberni. Luis Alberni was 46 in The Sphinx as 'Luigi Baccigalupi'.
Robert Ellis. Robert Ellis was 40 in The Sphinx as 'Inspector James Riley'.
Lucien Prival. Lucien Prival was 31 in The Sphinx as 'Jenks, the Butler'.
Lillian Leighton. Lillian Leighton was 59 in The Sphinx as 'Mother Werner'.
Paul Fix. Paul Fix was 32 in The Sphinx as 'Dave Werner'.
George 'Gabby' Hayes. George 'Gabby' Hayes was 48 in The Sphinx as 'Detective Casey'.
Theodore Lorch. Theodore Lorch was 59 in The Sphinx as 'Dr. Augustus Kelton'.
Wilfred Lucas. Wilfred Lucas was 62 in The Sphinx as 'Prosecuting Attorney'.
Hooper Atchley. Hooper Atchley was 46 in The Sphinx as 'Oliver P. Curran'.
Phil Rosen. Phil Rosen was 45 in The Sphinx as 'Director'
Gilbert Warrenton. Gilbert Warrenton was 39 in The Sphinx as 'Director of Photography'
Albert S. Rogell. Albert S. Rogell was 31 in The Sphinx as 'Producer'
Doane Harrison. Doane Harrison was 38 in The Sphinx as 'Editor'