Overview
A scientist working with genetics creates a horrifying flying creature that feeds on human blood. Following a gruesome trail of dead bodies, Scotland Yard investigators must scramble to halt its ravenous rampage.

A scientist working with genetics creates a horrifying flying creature that feeds on human blood. Following a gruesome trail of dead bodies, Scotland Yard investigators must scramble to halt its ravenous rampage.

Detective Inspector Quennell

Dr. Carl Mallinger

Clare Mallinger

Sgt. Allan

Granger the Butler

Meg Quennell
William Warrender

Morgue Attendant
Frederick Britewell
Clem Withers

Landlord

Mr. Warrender
Coachman Joe Trager
Student with Toy Spider
Constable Smith
Chief Constable

James
2nd Porter




















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