Please answer the following question about this movie plot. If it's un-answerable, please output "No answer". Question: Who helps Dr. Jan Benes escape to the West? Movie plot title: Fantastic Voyage Movie plot: A commercial airliner lands at JFK Airport in New York. A Secret Serviceman (Ken Scott), backed by a large Army contingent, greets the plane. After it taxis to a stop, Lieutenant Charles Grant USN (Stephen Boyd) steps out onto a mobile boarding ramp, verifies the Secret Service escort, and then signals to the other passenger, Jan Benes (Jean Del Val), to deplane with him. Benes walks down and gets into the Secret Service car, but not before warmly shaking Grant's hand one last time.But as the motorcade enters a run-down section of New York, a car hurtles out of an alley and broadsides Benes' car. Hastily the Secret Service transfer Benes to another car, which then must make a quick escape as the Secret Service contingent fights a gun battle with several other assailants in the surrounding buildings.Benes is taken to the underground headquarters of the Combined Miniature Deterrent Forces (CMDF) and given a full physical examination, including an EEG. The results are dire: he has suffered a stroke on the left side, in an inoperable spot. The doctors induce a coma so that his brain will not damage itself, while they decide what to do.The original Secret Service man then picks up Grant and delivers him to an alley, instructing him to stay in the car and wait. Then the car, with Grant alone in it, descends to an underground complex. A small scooter bearing the CMDF logo, which he does not recognize, picks him up and delivers him to the Medical Section. There, Grant meets CMDF's commandant, Lieutenant General Alan Carter USA (Edmund O'Brien). General Carter first shows him Benes, in a coma and on a litter. Then he introduces him to the surgeon, Dr. Peter Duval (Arthur Kennedy), and his assistant Cora Peterson (Raquel Welch), who will operate on Benes, and also to Dr. "Mike" Michaels (Donald Pleasence), who is somehow expected to watch Duval to make sure that Duval does not try to kill his patient while operating. Then Carter explains what CMDF means, and about the miniaturization technique that is at the heart of...
A:
The Secret Service