Other books by Philippe Gaillard include:
- "Un homme en trop" (1979), a novel
- "Le prix du sang" (1984), an essay on terrorism
- "La malédiction des Romanov" (1990), a historical novel about the Russian Revolution
- "Les secrets de l'Élysée" (1994), a political novel
- "La Dame de fer" (1998), a biography of Margaret Thatcher
- "Le Dernier Tsar" (2004), a historical novel about Nicholas II of Russia
- "Le Journal de Philippe Gaillard" (2007), a collection of diary entries
- "Mes 800 Coups" (2011), a sequel to his first book, covering the years 1975-2011