Grenzfälle – Es geschah übermorgen (1971)

Originaltitel: Aux frontières du possible

Aux frontières du possible is a French television show that was broadcast from 1971 and 1974. The show was created by Henri Viard and Jacques Bergier, based on the latter's book Scientific Espionage. 13 50-minute episodes were made, and the series was shown on channel 2 of the French ORTF network. In Canada, the series was broadcast in 1972 and 1974 on Radio-Canada.