The effects used to turn Claude Rains into "The Invisible Man" (released on Oct 31st, 1933) were done by shooting with a completely black set with walls and floors made to be non-reflective, and then by covering Claude from head to foot with black velvet

The effects used to turn Claude Rains into "The Invisible Man" (released on Oct 31st, 1933) were done by shooting with a completely black set with walls and floors made to be non-reflective, and then by covering Claude from head to foot with black velvet