• 
  Alfonso Brescia

  regizor

• 
  Yanti Somer

  Meela
• 
  Massimo Bonetti

  Member of Hamilton's team
• 
  Charles Borromel

  MacIntosh
• 
  West Buchanan

  Richard Holden
• 
  Aldo Canti

  Etor
• 
  Katia Christine

  Greta
• 
  Romeo Costantini

  Commander Armstrong

• 
  Daniele Dublino

  Jack
• 
  Giuseppe Fortis

  Marseille
• 
  Percy Hogan

  Dr. Max Wright
• 
  Vassili Karis

  Peter Segura (as Vassili Karamesinis)
• 
  Eleonora King

  Oko
• 
  Malisa Longo

  Halla
• 
  John Richardson

  Captain Fred Hamilton

• 
  Fabio Roscioli

  Colonel Altman

• 
  Mimmo Scavia

  art director
• 
  Silvio Fraschetti

  imagine
• 
  Carlo Reali

  montaj
• 
  Alfonso Brescia

  scriitor