Twilight on the Trail 1941

Synopsis:

Hoppy, California and Johnny come to the ranch of a friend and his daughter, disguised as dude detectives from the east, to investigate the disappearances, without a trace, of several herds of cattle.

Directed by: Howard Bretherton
Written by: Ellen Corby & J. Benton Cheney & Cecile Kramer
Runtime: 57 minutes
Tagline: HOPALONG HAS HIS HANDS FULL...OF DOUBLE-BARRELED TROUBLE!... Range rats scatter when Cassidy crashes through with a BANG!
Related titles:
Cast:
William Boyd
William Boyd
Hopalong Cassidy 
Andy Clyde
Andy Clyde
California Carlson 
Brad King
Brad King
Johnny Nelson 
Wanda McKay
Wanda McKay
Lucy Brent 
Jack Rockwell
Jack Rockwell
Jim Brent 
Norman Willis
Norman Willis
Kervy