James MasonCharles Calvert John AldertonAntony Calvert Guy DeghyCaptain Schallert Manuel Hernández AsensioWaiter Patrick LichfieldPhotographer Peter van DisselRadio Operator Harry Joe Brown Jr.Screenplay Harold BuckAssociate Producer Philip HarrisonArt Direction Otto HellerDirector Of Photography Betty AdamsonWardrobe Master Harry FramptonMakeup Artist Yvonne BlakeCostume Designer Michael FrewinSecond Unit Director Peter PriceAssistant Director Ray ThorneFirst Assistant Editor Ernie FreemanOriginal Music Composer William P. CartlidgeProduction Manager