- "Duel of Eagles" (1949)
- "Earth and Heaven" (1952)
- "The Girl in The Grass" (1951)
- "Time and Chance" (1952)
- "Judge of the Sky" (1956)
- "A Stranger in England" (1956)
- "Adversary in the House" (1959)
- "Rainbow in the Rock" (1963)
- "Stranger to Herself" (1966)
- "Refuse the Table" (1970)
- "Death and the Maiden" (1971)
- "Burnt Water" (1973)
- "Child of the Shadows" (1977)
- "Beyond the Lines" (1981)
Non-Fiction
- "Duel of Eagles" (1946)
- "The Last Emperor" (1970)
- "Burma's Money: A Tale of Power" (1973)
- "Embassy: Royal Service in Bangkok" (1984)
Others
- "Two Together: An Intimate Memoir of Group Captain Peter Townsend and Princess Margaret" (1988) (Co-authored with Margaret Rhodes)