In Libya, an American tank commander, along with a handful of Allied soldiers, tries to defend an isolated well with a limited supply of water from a German Afrika Korps battalion during the Western Desert Campaign of World War II.

Humphrey Bogartas Sgt. Joe Gunn
Bruce Bennettas Waco Hoyt
J. Carrol Naishas Giuseppe
Lloyd Bridgesas Fred Clarkson
Rex Ingramas Sgt. Maj. Tambul
Richard Aherneas Capt. Jason Halliday
Dan Duryeaas Jimmy Doyle
Carl Harbordas Marty Williams
Patrick O'Mooreas Osmond 'Ozzie' Bates
Louis Mercieras Jean Leroux - 'Frenchie'
Rudolph Maté