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 shameful life. Capital punishment is banned in some places, yet people believe that these espionage agents who were hanged deserved to die this 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.