Frank Sinatra as Mark Brittain

Virna Lisi as Rosa Lucchesi

Anthony Franciosa as Vic Rossiter

Richard Conte as Tony Moreno

Alf Kjellin as Eric Lauffnauer

Errol John as Linc Langley

Murray Matheson as Captain

Reginald Denny as Master-at-Arms

John Warburton as Bank manager

Lester Matthews as Doctor

Val Avery as Trench

Gilchrist Stuart as Officer #1

Ronald Long as Officer #2

Leslie Bradley as Officer #3

Arthur Gould-Porter as Officer #4