Paula Li Shiu

A secret, high-technology international agency called SHADO defends Earth from alien invaders.

During the Vietnam War U.S. decoder Kate Meredith is plagued with guilt when her husband coerces her to pass information to him and the Viet Cong.

Government officials discover a horrible plot: the Chinese are tunneling their way to the United States.

A former World War II pilot, now the owner of a travel agency in Hong Kong, gets involved in espionage trying to help a Chinese woman locate her son.

Secret agent John Drake (aka Danger Man) goes to Japan to infiltrate a secret society that specialises in murder.