Robert Stack character John Paul Jones
Marisa Pavan character Aimee de Tellison
Charles Coburn character Benjamin Franklin
Erin O'Brien character Dorothea Danders
Bette Davis character Empress Catherine the Great
Macdonald Carey character Patrick Henry
Jean-Pierre Aumont character King Louis XVI
David Farrar character John Wilkes
Peter Cushing character Captain Richard Pearson
Susana Canales character Marie Antoinette
Georges Rivière character Russian Chamberlain (as Jorge Riviere)
Tom Brannum character Peter Wooley
Basil Sydney character Sir William Young
Bruce Cabot character Gunner Lowrie
Archie Duncan character Duncan MacBean
Thomas Gomez character Esek Hopkins
Judson Laire character Mr. Danders
Bob Cunningham character Lt. Wallingford
John Charles Farrow character John Paul
Eric Pohlmann character King George III
José Nieto character Red Cherry
John Crawford character George Washington
Patrick Villiers character Ensign
Frank Latimore character Lt. Richard Dale
Ford Rainey character Lt. Simpson
Bruce Seton character 1st Villager
George Rigaud character Benjamin Franklin's Secretary
Rupert Davies character British Captain
Brandon Brady character Trumble
Robert Ayres character John Adams
Christopher Rhodes character Ringleader
MacDonald Parke character Arthur Lee
John Phillips character John Hancock
David Phethean character English Officer
Mitchell Kowall character Capt. Saltonstall
Reed De Rouen character Joseph Hawes
Charles Wise character Scipio
Archibald L. Lyall character Steward
Alfred Brown character Lt. Landais
Randolph McKenzie character Cato
Phil Brown character Sentry
Félix de Pomés character French Chamberlain
Paul Curran character John Younger