Daughter of Don Q 1946

Synopsis:

When the unscrupulous Carlos Manning discovers that an old Spanish land grant recently unearthed will leave a huge section of California real estate to the heirs of Don Quantero, he employs Mel Donovan and his killer henchmen to murder them all. That will leave Manning as the sole heir to millions. However, Delores Quantero tumbles to this plot and enlists the aide of two-fisted reporter, Cliff Roberts to save all her relatives

Directed by: Spencer Gordon Bennet & Fred C. Brannon
Written by: Basil Dickey & Albert DeMond & Jesse Duffy & Lynn Perkins
Runtime: 167 minutes
Tagline: Blazing with amazing action! Roaring with soaring excitement! Chilling with thrilling suspense!
Cast:
Lorna Gray
Lorna Gray
Dolores Quantero 
Kirk Alyn
Kirk Alyn
Cliff Roberts 
LeRoy Mason
LeRoy Mason
Carlos Manning 
Roy Barcroft
Roy Barcroft
Mel Donovan 
Claire Meade
Claire Meade
Maria Martinez 
Kernan Cripps
Kernan Cripps
Insp. Grogan