The Last Grenade is a 1970 British war film directed by Gordon Flemyng and starring Stanley Baker and Alex Cord as two soldiers of fortune, formerly comrades, who now find themselves on opposite sides.

The cast also includes Richard Attenborough, Honor Blackman, Rafer Johnson, John Thaw, Andrew Keir, and Julian Glover.

Beginning in the Congo, a group of mercenaries led by British Major Harry Grigsby are due to be picked up by helicopters after completing a mission.

As they board the choppers they are fired on from the helicopters by another group of mercenaries led by American Kip Thompson, who has been hired to change sides.

In addition to fighting Thompson, Grigsby finds time to seduce the wife, Katherine, of his liaison, a British General Charles Whiteley.