The retelling of June 6, 1944, from the perspectives of the Germans, US, British, Canadians, and the Free French. Marshall Erwin Rommel, touring the defenses being established as part of the Reich's Atlantic Wall, notes to his officers that when the Allied invasion comes they must be stopped on the beach. "For the Allies as well as the Germans, it will be the longest day"
John Wayne
as Lt. Col. Benjamin Vandervoort
Robert Mitchum
as Brig. Gen. Norman Cota
Henry Fonda
as Brig. Gen. Theodore Roosevelt Jr.
Richard Burton
as Flying Officer David Campbell
Sean Connery
as Pvt. Flanagan
Leslie Phillips
as RAF Officer Mac
Robert Ryan
as Brig. Gen. James M. Gavin
Paul Anka
as U.S. Army Ranger
Wolfgang Büttner
as Maj. Gen. Dr. Hans Speidel
Mel Ferrer
as Maj. Gen. Robert Haines
Ray Danton
as Capt. Frank
Peter Lawford
as Lord Lovat
