From The Internet Movie Plane Database
English title: Armageddon
Alain Delon (Dr. Michel Ambrose)
Jean Yanne (Louis Carrier)
Renato Salvatori (Albert, dit 'Einstein')
Marie Déa (Gisèle Valin, la tante de Louis Carrier)
Michel Creton (Bob)
After years of poverty, Carrier, a repairman, inherits a large sum of money upon his brother's death in an accident. Now rich, he decides it is time to make his mark and be known at any cost. Becoming more and more mentally unstable, he begins to threaten police and the government signing his tracts...
Boeing 747-131 of TWA-Trans World Airlines in its new delivery of 1976.