The 1975 film "Barry Lyndon" is about an Irish rogue in 1700's Ireland. Redmond Barry (Ryan O'Neal) is a young man living in Ireland in the 1750's who wants to get ahead in the world. He marries Lady Lyndon, a rich widow with a son, and becomes Barry Lyndon. They have a son who dies young. Barry leaves for many years of military service. Barry returns in the 1770's. Lady Lyndon's first son has become Lord Bullingdon. Lord Bullingdon hates Barry and challenges him to a gun duel. The men toss a coin to decide who fires his gun first. The coin lands on the ground heads up. It is a British King George III halfpenny.

A man flips the coin onto the ground.

The coin is a British King George III halfpenny. These coins were minted at the The Royal Mint from 1770 to 1775. The coin was made of copper with a diameter of 29 mm and weight of 10 grams. The coin obverse has King George III facing right with the inscription "GEORGIVS III REX"

Ryan O'Neal as Redmond Barry (Redmond Barry Lyndon)
Marisa Berenson as Lady Lyndon
Leon Vitali as Lord Bullingdon
Patrick Magee as the Chevalier de Balibari
Director: Stanley Kubrick
Writers: Stanley Kubrick
Based on 1844 novelThe Luck of Barry Lyndon by William Makepeace Thackeray