The Invisible Monster 1950

Synopsis:

Man-woman team of investigators uncover a gang whose mad scientist leader has developed an invisibility chemical and plans to build a mercenary army of invisible men.

Directed by: Fred C. Brannon
Written by: Ronald Davidson
Runtime: 167 minutes
Cast:
Richard Webb
Richard Webb
Lane Carson 
Aline Towne
Aline Towne
Carol Richards 
Stanley Price
Stanley Price
The Phantom Ruler 
Lane Bradford
Lane Bradford
Burton 
John Crawford
John Crawford
Harris 
George Meeker
George Meeker
"Harry Long"