Mieczysław Milecki

as Dr. Mieczyslaw Mazur

as profesor Paul Vireau, szef ekspedycji w Malavicie

as doktor Jan Szymkowski

as Suchecki

as Doctor

as Colonel Rhode ("The Great Give-Away") (uncredited)

as pułkownik Rhode, przełożony Klossa

as Lt. Stefan Grodecki

as Shchebenev

as Jan, Pingwin's Father

as Stary, pułkownik, dowódca AL

as Marta's Husband

as Officer

as UB Agent

as Sergeant (uncredited)

as MO Colonel

as Janiszewski

as Doctor Brus (credited as Mieczysław Milewski)

as Michalik

as Witold Siemiacki

as Jurek Orzechowski

as Guest at Parisian restaurant