What happens
Edmond Dantes, a young sailor newly promoted to captain, returns to Marseille expecting a happy future with his fiancée Mercedes. Soon after, a jealous rival named Fernand Mondego and a hostile official turn his good fortune into a false accusation. Dantes is arrested and imprisoned in the Chateau d'If, where he endures years of confinement. The episode is a Mercury Theatre on the Air broadcast, presented by Orson Welles, adapting Alexandre Dumas' novel The Count of Monte Cristo. It aired on August 29, 1938.
Marseille and the Chateau d'If prison, France, 1815 onward
Characters: Edmond Dantes, Captain Leclerc, Monsieur Morrel, Danglars, Mercedes, Fernand Mondego, Caderousse, Father Faria
Listen for: The Chateau d'If sequence, where Dantes first learns of the buried treasure from the fellow prisoner he calls Father Faria.
Written from the episode itself; it never gives away the ending. Every recording is remastered for the stream: cleaned of rumble, hiss and mains hum (and the old TV whine where we found it), then levelled in two passes to steady broadcast loudness, so one show is never quieter than the next.