Glenda Jackson
Lady Hamilton
Peter Finch
Adm. Lord Horatio Nelson
Michael Jayston
Capt. Hardy
Anthony Quayle
Lord Minto
Margaret Leighton
Lady Frances Nelson
Dominic Guard
Master George Matcham
Nigel Stock
George Matcham
Barbara Leigh-Hunt
Catherine "Catty" Matcham
Roland Culver
Lord Barham
Richard Mathews
Rev. William Nelson
Liz Ashley
Sarah Nelson
John Nolan
Capt. Blackwood
André Maranne
Adm. Villeneuve
Clelia Matania
Francesca
Pat Heywood
Emily
Stephen Jack
Major-domo
James Cossins
McKillop (uncredited)
David de Keyser
French Commander (uncredited)
Nicholas Lyndhurst
Shot Cabin Boy (uncredited)
Philip Madoc
French Captain (uncredited)
Ken Parry
Victory's Cook (uncredited)