出演

• John Gregson — Captain Bell - H.M.S. Exeter
• アンソニー・クエイル — Commodore Harwood - H.M.S. Ajax
• Ian Hunter — Captain Woodhouse - H.M.S. Ajax
• Jack Gwillim — Captain Parry - H.M.N. Z. S. Achilles
• バーナード・リー — Captain Dove - M.S. Africa Shell
• Lionel Murton — Mike Fowler
• Anthony Bushell — Sir Millington Drake, British Minister, Montevideo
• Peter Illing — Dr. Guani, Foreign Minister, Uruguay
• Michael Goodliffe — Captain McCall, R.N., British Naval Attache, Buenos Aires
• パトリック・マクニー — Lieutenant Commander Medley, R.N.