由迈克尔·帕尔,杰森·R·摩尔,Ellie,Denitza,Neil,Ivan领衔主演的哨兵是一部综合评分2.0分的美国科幻片。Yearsafteranalieninvasionalmostextinguishedhumanmankind,refugeeonasecretbaseontheMoon,threeheroesdecidetojumpintoatimetravelinthedesperateattempttosavethesurvivorsbuttheydon'tknowthattheSentineliswaitingforthem.
