The Fraudulent Volcano - S1-E16
Audio problem: Simon One's mouth does not move when he is giving the fire commands to his gunner to knock down Race and Dr. Quest's plane.
Jonny Quest (1964)
1 mistake in The Fraudulent Volcano
Starring: Tim Matheson, Don Messick, Danny Bravo, Mike Road
The House of Seven Gargoyles - S1-E23
Jonny Quest: We have a proverb in my country, Hadji - seeing is believing.
Hadji: We have one in mine, too - I'm from Missouri.
Trivia: "Calcutta Adventure" is the episode where Hadji and Jonny meet and become friends after Hadji saves Dr. Quest's life from an assassination attempt.