Before Dawn

Elenco

• 
  Stuart ErwinDwight Wilson
• 
  Dorothy WilsonPatricia Merrick, also known as Mlle. Mystera
• 
  Warner OlandDr. Paul Cornelius
• 
  Dudley DiggesHorace Merrick
• 
  Gertrude HoffmannMattie (as Gertrude W. Hoffman)
• 
  Oscar ApfelChief of Detectives John F. O'Hara
• 
  Frank ReicherJoe Valerie
• 
  Jane DarwellMrs. Marble
• 
  Stanley BlystonePolice Car Driver (sem créditos)
• 
  Ed BradyPaddywagon Cop (sem créditos)
• 
  Tom BrowerDetective Schultz (sem créditos)
• 
  Pat O'MalleyDetective Brady (sem créditos)
• Ted OliverPolice Desk Sergeant Hamilton (sem créditos)
• 
  Irving PichelPolice Radio Announcer (voz) (sem créditos)
• Max WagnerPoliceman in Car (sem créditos)

Equipe Técnica