Double Danger

"Double Danger" is the ninth episode of Jonny Quest season one. It aired on November 13, 1964 on ABC. It was written by Joanna Lee, and produced and directed by William Hanna and Joseph Barbera, the founders of Hanna-Barbera Productions.

In the jungles of Thailand, an impostor disguised as Race Bannon is infiltrated into Doctor Quest's expedition to gather a rare pharmaceutical plant by Doctor Zin.

Characters

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Locations

 * Earth

Objects

 * Zin's plant

Music
The music was composed by Hoyt Curtin, who was credited as musical director.

Release
Dates are in order of release:


 * United States: November 13, 1964 on ABC

Behind the scenes

 * Due to Zin's plant having hallucinogenic properties, it is implied to be one similar to cannabis.
 * It is the last episode where John Stephenson voices Doctor Quest. Don Messick would take over the role for the remainder of the series.

Home availability

 * In the United States:
 * August 15, 2006: Warner Home Video releases Jonny Quest: The Complete First Season on DVD.
 * June 6, 2017: Warner Home Video releases Jonny Quest: The Complete First Season (Hanna-Barbera Diamond Collection edition) on DVD.
 * June 11, 2019: Warner Archive Collection releases Jonny Quest: The Complete Original Series on Blu-ray Disc.