Run, Spy, Run

Lord Edmond Burns of Britain's labor party — dead over the English coast in an airliner explosion. Replaced by a Red Chinese sympathizer.
Ahmed Tal Barin of India's pacifist party — dead over the Pacific Ocean in an airliner explosion. Replaced by a Red Chinese sympathizer.
Augusto La Dilda of Peru's moderate party — dead over North Africa in an airliner explosion. Replaced by a Red Chinese sympathizer.
...and in the Montego Room of the Cayman Hotel, Jamaica, where the delectable Countess de Fresnaye sipped champagne with her lover (a young man vaguely resembling both Cary Grant and Gregory Peck) a waiter delivered a note. It was unsigned... and addressed to Nick Carter...
A novel behind the glamour-mask of international intelligence... pitting young Nick Carter against the world's most vicious spy.