*One of Our Spies Is Missing* is a 1966 action-comedy spy film compiled from a two-part episode of the TV series [*The Man from U*](https://www.google.com/search?q=The+Man+from+U&oq=tell+me+all+about+one+of+our+spies+is+missing&gs_lcrp=EgZjaHJvbWUyCQgAEEUYORigATIHCAEQIRigATIHCAIQIRifBTIHCAMQIRifBTIHCAQQIRifBTIHCAUQIRifBTIHCAYQIRiPAjIHCAcQIRiPAtIBCTEwMDE0ajBqMagCALACAA&sourceid=chrome&ie=UTF-8&mstk=AUtExfBz8IRqH1RExFoidWbnnl6-eobFQxzmwnj1sXXrP2D0oGDO12wGGORu8SKQOeM5D35zlWBG43-JWLokN2HFdv5HR90eY3Dl7TMKtYwGJlb0pAcRiXH0eZOKFMV2g4o4CqIjmQWySaUXprrlelyEoUAlgKuyEnLbowQ4yklCrR8OM5RJW2d5ozKTKL12dW4mW3lPUm2dOxRAF35NvP36vFSMk_W886cVZeP6HQBVAyU83ysyup7P7FnTnKoeqa6VekPPkOieH33WgAQAugXz36q4OCF5DXePGNyEBaBa7cLVYw&csui=3&ved=2ahUKEwiF2svRmdyQAxXrEVkFHZ6SC6sQgK4QegQIARAE)[*.N.C.L.E.*](https://www.google.com/search?q=.N.C.L.E.&oq=tell+me+all+about+one+of+our+spies+is+missing&gs_lcrp=EgZjaHJvbWUyCQgAEEUYORigATIHCAEQIRigATIHCAIQIRifBTIHCAMQIRifBTIHCAQQIRifBTIHCAUQIRifBTIHCAYQIRiPAjIHCAcQIRiPAtIBCTEwMDE0ajBqMagCALACAA&sourceid=chrome&ie=UTF-8&mstk=AUtExfBz8IRqH1RExFoidWbnnl6-eobFQxzmwnj1sXXrP2D0oGDO12wGGORu8SKQOeM5D35zlWBG43-JWLokN2HFdv5HR90eY3Dl7TMKtYwGJlb0pAcRiXH0eZOKFMV2g4o4CqIjmQWySaUXprrlelyEoUAlgKuyEnLbowQ4yklCrR8OM5RJW2d5ozKTKL12dW4mW3lPUm2dOxRAF35NvP36vFSMk_W886cVZeP6HQBVAyU83ysyup7P7FnTnKoeqa6VekPPkOieH33WgAQAugXz36q4OCF5DXePGNyEBaBa7cLVYw&csui=3&ved=2ahUKEwiF2svRmdyQAxXrEVkFHZ6SC6sQgK4QegQIARAF). The plot follows agents Napoleon Solo and [Illya Kuryakin](https://www.google.com/search?q=Illya+Kuryakin&oq=tell+me+all+about+one+of+our+spies+is+missing&gs_lcrp=EgZjaHJvbWUyCQgAEEUYORigATIHCAEQIRigATIHCAIQIRifBTIHCAMQIRifBTIHCAQQIRifBTIHCAUQIRifBTIHCAYQIRiPAjIHCAcQIRiPAtIBCTEwMDE0ajBqMagCALACAA&sourceid=chrome&ie=UTF-8&mstk=AUtExfBz8IRqH1RExFoidWbnnl6-eobFQxzmwnj1sXXrP2D0oGDO12wGGORu8SKQOeM5D35zlWBG43-JWLokN2HFdv5HR90eY3Dl7TMKtYwGJlb0pAcRiXH0eZOKFMV2g4o4CqIjmQWySaUXprrlelyEoUAlgKuyEnLbowQ4yklCrR8OM5RJW2d5ozKTKL12dW4mW3lPUm2dOxRAF35NvP36vFSMk_W886cVZeP6HQBVAyU83ysyup7P7FnTnKoeqa6VekPPkOieH33WgAQAugXz36q4OCF5DXePGNyEBaBa7cLVYw&csui=3&ved=2ahUKEwiF2svRmdyQAxXrEVkFHZ6SC6sQgK4QegQIARAG) as they race against the villainous organization [THRUSH](https://www.google.com/search?q=THRUSH&oq=tell+me+all+about+one+of+our+spies+is+missing&gs_lcrp=EgZjaHJvbWUyCQgAEEUYORigATIHCAEQIRigATIHCAIQIRifBTIHCAMQIRifBTIHCAQQIRifBTIHCAUQIRifBTIHCAYQIRiPAjIHCAcQIRiPAtIBCTEwMDE0ajBqMagCALACAA&sourceid=chrome&ie=UTF-8&mstk=AUtExfBz8IRqH1RExFoidWbnnl6-eobFQxzmwnj1sXXrP2D0oGDO12wGGORu8SKQOeM5D35zlWBG43-JWLokN2HFdv5HR90eY3Dl7TMKtYwGJlb0pAcRiXH0eZOKFMV2g4o4CqIjmQWySaUXprrlelyEoUAlgKuyEnLbowQ4yklCrR8OM5RJW2d5ozKTKL12dW4mW3lPUm2dOxRAF35NvP36vFSMk_W886cVZeP6HQBVAyU83ysyup7P7FnTnKoeqa6VekPPkOieH33WgAQAugXz36q4OCF5DXePGNyEBaBa7cLVYw&csui=3&ved=2ahUKEwiF2svRmdyQAxXrEVkFHZ6SC6sQgK4QegQIARAH) to find a missing biochemist who has invented a process for reversing aging. The mission takes them from Paris to London, involving a fashion empire, a series of bizarre catnappings, and a race to secure the rejuvenation secret. 

Cinema's apex, I reckon.