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بالاشتراك
Kirk Alyn
Inspector David Worth
Rosemary La Planche
Laura Keith
Roy Barcroft
Spade Gordon
Carol Forman
Nila
James Dale
Agent Steve Evans
Bruce Edwards
Prof. Paul Williams [Chs. 1-6]
James Craven
Prof. James Clayton [Chs. 1, 10-12]
Dave Anderson
Porter [Ch. 9]
المخرج
Fred C. Brannon
الكتّاب
Royal K. Cole، Basil Dickey، William Lively
الموسيقى
Stanley Wilson
التصوير
John MacBurnie
The Black Secret
1919
The Red Glove
Elmo the Fearless
1920
Elmo, the Mighty
King of the Wild
1931
The Fatal Ring
1917
Mysterious Doctor Satan
1940
Dr. Mabuse, der Spieler
1922
The Spider Returns
1941
Daughter of Don Q
1946
The Fatal Fortune
The Secret of the Submarine
1916
Republic Pictures
