Ep. 23: Mach 5 Crisis (Part 2)
Ipinalabas noong Setyembre 3, 1967
Speed chases Cumulus to his undersea base where he learns that Cumulus plans to destroy all the military bases in the world. Dr. Nightcall's daughter is killed trying to stop Cumulus. Cumulus himself is killed when Speed throws him from the duplicate Mach 5. Dr. Nightcall promises to devote his life and the base to undersea research in memory of his daughter. (Source: Wikipedia)
Mga Episode
- Ep. 19 · Treasure of Niagara Falls (Part 2)
- Ep. 20 · The Demonic Race Car (Part 1)
- Ep. 21 · The Demonic Race Car (Part 2)
- Ep. 22 · Mach 5 Crisis (Part 1)
- Ep. 23 · Mach 5 Crisis (Part 2)
- Ep. 24 · Little Grand Prix (Part 1)
- Ep. 25 · Little Grand Prix (Part 2)
- Ep. 26 · Extinguishing Speed!
- Ep. 27 · Race Against Time (Part 1)