Watch Mask of Death for Free: How to Stream the Movie Online at 123Movies. . While attempting to flee from the FBI, the criminal Frank Dallio kills Detective McKenna's wife, Rachel. McKenna himself is shot in the face by the professional killer Lyle Mason, who dies in a car crash shortly thereafter. The FBI persuades McKenna to undergo facial surgery and take the place of Lyle Mason in order to find Dallio and a valuable microchip.