CASTANHO v. BROWN & ROOT (U.K.) LTD. AND OTHERS
[1981] 1 Lloyd's Rep. 113
HOUSE OF LORDS
Before Lord Wilberforce, Lord Diplock, Lord Keith of Kinkel, Lord Scarman and Lord Bridge of Harwich
Practice - Jurisdiction - Notice of discontinuance - Plaintiff began action in English Courts and subsequently began action in American Courts - Plaintiff served notice of discontinuance in English Courts - Whether notice should be struck out - Whether Court had jurisdiction to grant injunction restraining plaintiff from continuing American actions - Whether injunction should be granted - R.S.C., O. 21, 29.