2+5: Missione Hydra

Leonora Ruffo

Kaena

Mario Novelli

Ingegner Paolo Bardi

Roland Lesaffre

Prof. Solmi

Kirk Morris

Belsy

Gordon Mitchell

Murdu

Alfio Caltabiano

Artie

Leontine May

Luisa Solmi

Nando Angelini

Ingegner Morelli

Giovanni De Angelis

Giulio

Mirella Pamphili

(credit only)