Onder andere met: Tom Adams (Charles Vine), Tim Barrett (Maj. Kovacs), Barta Barri (Col. Yevtushenko), Diana Lorys (Galina Samarav), Mary Paz Pondal (Sara), Antonio Molino Rojo (Gen. Borodin), María Silva (Pandora Loz), Eric Chapman (Potts), Tito García (Capt. Milhavikah), José Riesgo (Col. Stenhoff), Gene Reyes (Ly-Chee), Jose Ma Lavernier (Muffin-Wells), Antonio Jiménez Escribano (Rockwell), Víctor Israel (Trilby), Spencer Teakle (Dr. Howard), Ángel Menéndez (Maj. Torres), Ingrid Thulin (Nando Girl), Víctor Iregua (Phillips), Jose Bermudez (Shoe-boy), Kenny Salvatt (Englishman at harbour (uncredited))