This film is presumed lost.
An alternate version, directed by William Dieterle, was made in German at the same time. Dieterle would later direct the 1944 Technicolor remake for MGM, in English.
Only the Vitaphone (soundtrack) discs are known to survive.
At the time he played Hajj in the sound version, Otis Skinner was 72. This was his only feature-length sound film.
In September 1928, Warner Bros. Pictures purchased a majority interest in First National Pictures and from that point on, all "First National" productions were actually made under Warner Bros. control, even though the two companies continued to retain separate identities until the mid-1930's, after which time "A Warner Bros.-First National Picture" was often used.