- Wagner, Otto 1
- Wallach, Erica Glaser 1, 2
- Wallinger, Geoffrey 1
- Ward-Jackson, Peter 1
- Warner, Sir Christopher 1
- Warner, Fred 1
- Weir, Mary Isabella 1
- Weir, Sir Cecil 1
- Wells, H. G. 1, 2, 3, 4, 5, 6
- Werti, Walter 1
- West, Rebecca 1
- Wheeler-Bennett, John 1
- White, Sir Dick
- and Czech Intelligence Service 1
- and Czech Refugee Trust 1
- and Fritz Hesse 1
- and German counterespionage section of MI5 1
- and Gustav Hilger 1
- as head of MI6 1
- and Klop’s funeral 1
- and Klop’s post-war operations 1
- and Otto John 1, 2, 3
- and Sir Percy Sillitoe 1
- praise for Klop 1, 2
- and Putlitz 1, 2
- recruited to MI5 1
- and Russian defectors 1
- and Vera Schalburg 1
- and ‘Victoire’ 1
- visits to Klop and Nadia 1
- and Walther Schellenberg 1, 2
- Wietersheim, General von 1, 2, 3
- Wigram, Ralph 1, 2
- Wilhelm II, Kaiser 1, 2, 3, 4
- Willert, Sir Arthur 1, 2, 3
- Wilson, Horace 1
- Winsor, Rita 1, 2
- Winster, Lord 1
- Wiskemann, Elizabeth 1, 2
- Wohlgemuth, Wolfgang 1, 2
- Wolff, Bernhard 1
- Wolff’s Telegraphische Büro (German news agency) 1, 2, 3, 4, 5, 6, 7, 8
- Wolkoff, Admiral Nikolai 1
- Wolkoff, Anna 1
- Wolkonsky, Prince Serge 1
- Wrede, Franz 1
- Wright, Peter 1, 2, 3
- Wurmann, Major Richard 1, 2