Nigel Green (15 October 1924 – 15 May 1972) was a South African-born British character actor. Because of his strapping build and commanding demeanour he would often be found playing military types and men of action in such classic sixties films as Jason and the Argonauts, Zulu, Tobruk and The Ipcress File. Description above from the Wikipedia article Nigel Green, licensed under CC-BY-SA, full list of contributors on Wikipedia.

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Nigel Green was a South African-born British character actor renowned for his commanding presence and robust physical build in mid-century cinema.
He is best known for his memorable supporting roles in classic 1960s films such as Zulu, The Ipcress File, and Jason and the Argonauts.
His extensive filmography includes major titles like Khartoum, The Ruling Class, and The Masque of the Red Death.