Ep. 40: Payload
Ipinalabas noong Hulyo 10, 1978
Lupin and his gang steal a suitcase containing Costa Rican diamonds, but the contents turns out to be Inspector Zenigata. The real diamonds are being shipped to Puerto Rico inside a missile and Lupin must find out the precise launch time to intercept it. Will Lupin be able to get his hands on the Costa Rican diamonds and maintain his reputation? (Source: Crunchyroll)