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Michael Caine
Harry Palmer

Nigel Green
Major Dalby

Guy Doleman
Colonel Ross

Sue Lloyd
Jean

Gordon Jackson
Carswell

Aubrey Richards
Radcliffe

Frank Gatliff
Bluejay

Thomas Baptiste
Barney

Oliver MacGreevy
Housemartin

Freda Bamford
Alice

Pauline Winter
Charlady

Anthony Blackshaw
Edwards

Barry Raymond
Gray

Peter Ashmore
Sir Robert

Stanley Meadows
Inspector Keightley

David Glover
Chilcott-Oakes