the u government late secret weapon be steal and and the only man who can find it be an alcoholic ex superhero . captain invincible return to obscurity in his native australia after a nasty run in with huac . captain invincible be a hilarious and rock opera parody of dc or marvel superhero comic . to give away too much of the ridiculously ramshackle plot would be to spoil it and but you suspect this film be inspire by christopher lee lament that he never star in a musical comedy . lee steal the film a the dastardly arch villain mr. midnight and belt out his number in a fine bass baritone and a scantily clad slave girl massage his jodhpured thigh . unforgettable .