Execution of famous espionage spies: Here is a list of every espionage agent, executed by law. For these espionage spies, death penalty put an end to their live. Capital punishment is banned in many places, yet other people also believe that these espionage agents who were hanged deserved to die in such a way. The year of their execution is listed in the discussion window. Many of these executed spies were double agents, working as spies for one country while secretly serving another. You can sort this list by any column and give your opinion about giving capital punishment to espionage agents.