It is a spoof of James Bond's Thunderball and a sequel to Un tango dalla Russia (1965) with Dan Christian repeating his role as Agente 070.
Grasshopper | Grasshopper Club Zürich | grasshopper | Uncial 070 | Il segreto di Susanna | Il matrimonio segreto | HMS Grasshopper | Grasshopper (rocket) | Grasshopper (cocktail) | Grasshopper cannon | Grasshopper (band) |