British by birth, Lyndon Brook built his career as an actor in many successful Hollywood movies. Brook kickstarted his acting career in various films such as the thrilling adaptation "The Purple Plain" (1955) with Gregory Peck, the drama "Reach For the Sky" (1956) with Kenneth More and "The Spanish Gardener" (1956) with Dirk Bogarde. He also appeared in the Melina Mercouri dramatic adaptation "The Gypsy and the Gentleman" (1958). He kept working in film throughout the sixties and the seventies, starring in "Song Without End" (1960) and the Yul Brynner crime adaptation "Surprise Package" (1960). He also appeared in the TV special "Point Counterpoint" (1972-73). Film continued to be his passion as he played roles in "Who?" (1975) and "Plenty" (1985). He also worked in television during these years, including a part on "I, Claudius" (1977-78). Brook last acted in the spy thriller "Defence of the Realm" (1986) with Gabriel Byrne.