ShortSummary
| - Steve parachutes into Eastern Europe to search for a confession that will clear the U.S. in an international scandal. (en)
- In Panama, Steve must find out who has been stealing dynamite. (en)
- Steve accompanies the head of an American plastics company to a conference in France. (en)
- Steve travels to Trans-Jordan in the Middle East to find and protect a missing goddess. (en)
- Steve travels to the Middle East to prove that the United States has nothing to do with the assassination of the king. (en)
- Steve is smuggled into a slave labor camp In Eastern Europe to get vital information. (en)
- A political informer's murder in Rome leads to the discovery that an unknown opportunist is impersonating Steve. (en)
- In Barcelona, Spain, Steve must retrieve records of top-secret conversations from a European diplomat who has disappeared, along with his daughter. (en)
- In Rome, Steve tries to recover a roll of film stolen from a movie company. (en)
- A morgue in Morocco is Steve's headquarters as he probes sabotage at an American air base. (en)
- Steve must find out if an old girlfriend, now a dangerous spy, is behind many recent acts of sabotage in Japan. (en)
- In the Swiss Alps, Steve is sent to find a document that proves the leader of a country friendly with the United States didn't commit suicide, but was murdered. (en)
- In Africa, Steve tries to locate two missing agents sent there to find a powerful germ culture. (en)
- In Greece, Steve, investigating how a man dead for six years could have recently been murdered, discovers a cast-iron swastika with details on Hitler's secret bank accounts. (en)
- The sewers of Paris lead Steve to the underground quarters of a spy ring. (en)
- Steve must discover who is trying to sabotage a meeting in Paris between representatives from the United States and three Eastern European countries. (en)
- Steve travels to Burma to find out the truth behind the death of a newspaper correspondent who had been posing as a political refugee. (en)
- In South America, Steve tries to clear an American citizen accused of the murder of a man heading a major political party. (en)
- While Steve is occupied smuggling a wounded U.S. attache out of Eastern Europe, an international opportunist masquerades as Steve Mitchell. (en)
- Steve uses a Geiger counter to find a bomb-carrying killer aboard a speeding train. (en)
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