Subject
Spies
Espionage
8
Man-woman relationships
5
World War, 1939-1945
5
Intelligence service
3
Christian converts from Islam
2
Documentary films
2
Foreign correspondents
2
History
2
Scientists
2
Secret service
2
Terrorism
2
Armed Forces
1
Automobile racing
1
Automobiles, Racing
1
Betrayal
1
Biological weapons
1
Campaigns
1
Cold War
1
Conspiracies
1
Disney characters
1
Espionage, French
1
Espionage, Soviet
1
Foreign relations
1
Friendship
1
Gay men
1
Gays
1
Geographers
1
Heroes
1
International Relations
1
Kidnapping
1
Love
1
Mentally ill
1
Murder
1
Nazis
1
Nuclear weapons
1
Nurses
1
Officials and employees
1
Ordnance disposal units
1
Paranoia
1
Plutonium
1
Politics and government
1
Rescues
1
Sexual behavior
1
Soldiers
1
Subversive activities
1
Survival
1
Thieves
1
Thrillers
1
Underground movements
1
more ...