Synopsis

Illya arrives at U.N.C.L.E.'s clandestine island training academy, the Survival School, tasked with assisting Jules Cutter (Richard Beymer) in identifying a THRUSH infiltrator responsible for the murder of a fellow trainee. Suspicion immediately falls upon three individuals: Melisa Hargrove (Susan Odin), John Saimes (Chris Robinson), and Harry Williams (Charles McGraw). Illya must unravel the truth to expose the true double agent among them.