The Desert Hawk 

1944 - 15 Chapters

Plot

The sinister Hassan starts plotting against the recently crowned Calip, his twin brother Kasim. The evil twin engages the help of Faud who sends his man to the palace to kidnap the Calip and murder him. These henchmen enter the palace and wound Kasim who accomplishes to escape. A beggar named Omar finds him and takes care of him until his health is restored. By the time the wounded Kasim recovers his brother has taken over the throne and planes to marry Princess Azala the daughter of the Emir of Telif who does not know that the current Caliph is an impostor. Kasim decides to fight for the throne and the princess after he finds a chainmail showing a hawk on its front.

Cast

Gilbert Roland - Kasim, The Desert Hawk and Hassan, his Evil Twin Brother. 
Mona Maris - Princess Azala
Ben Welden - Omar, the Beggar
Kenneth MacDonald - Akbar
Frank Lackteen - Faud, the Chief Chamberlain
I. Stanford Jolley - Saladin
Charles Middleton - Koda Bey
Egon Brecher - Grey Wizard
Georges Renavent - Emil of Telif (as George Renavent)
Margia Dean - Wizard's Daughter
Forrest Taylor - Akrad, the money-lender

Chapters 

The Twin Brothers
The Evil Eye
The Mark of the Scimitar
A Caliph's Treachery
The Secret of the Palace
The Feast of the Beggars
Double Jeopardy
The Slave Traders
The Underground River
The Fateful Wheel
The Mystery of the Mosque
The Hand of Vengeance
Swords of Fate
The Wizard's Story
The Triumph of Kasim