Aleksei (born Lazar) Yakovlevich Kapler (also Alexei, Russian: Алексей (born Лазарь) Яковлевич Каплер) (15 September 1903, Kiev – 11 September 1979) was a prominent Soviet filmmaker, screenwriter, actor and writer. He was known as screenwriter of many Soviet movies, such as Lenin in 1918, Amphibian Man, The Blue Bird and Striped Trip, as well as one of the anchors and directors of TV program Kinopanorama (a cinema overview). In 1941, Kapler was awarded the Stalin Prize.