After completing his voyages Sindbad the Sailor and his hearty crew have come home to find a palace coup d'etat has occurred and his home city is being run by a brutal dictator played by Pedro Armendariz. He's got designs on the beautiful young princess, Heidi Bruhl both lustful and political.

影片虚构了一场登陆火星的航天计划。但不幸的是，电影编剧破坏了电影缜密的调查研究，粗制滥造了一些情节，比如影片最后指挥官以奇怪的宗教立场中止了登陆火星行动。

青少年冒险故事《金银岛》曾多次搬上银幕，本片是迪士尼公司摄制的版本。描述在十八世纪中英国少年吉姆从垂危水手彭斯手中得到传说中的藏宝岛，于当地乡绅支援下组织探险队前往金银岛。海盗头子约翰西尔弗应征船上厨师，一群手下也上船充当水手。到达金银岛时，吉姆遇到在荒岛上独处三年的水手班恩，而西尔弗则发动叛变占据帆船。吉姆被提上帆船，危急时西尔弗竟出手相救，因而跟其他海盗发生矛盾。最后李福西医生与班恩合作对付海盗，也成功取得宝藏。