Antonio Isasi-Isasmendi Lasa (22 March 1927 – 28 September 2017) was a Spanish film director and producer.

Antonio Isasi-Isasmendi
Isasi-Isasmendi in 2011
Born	Antonio Isasi-Isasmendi Lasa (1927-03-22)22 March 1927 Madrid, Spain
Died	28 September 2017(2017-09-28) (aged 90) Ibiza, Spain
Occupation(s)	Film director Screenwriter Film producer
Years active	1946–1988

Isasi-Isasmendi began working in the production firm Emisora Films as an assistant manager, film editor, scriptwriter, lead producer, and finally director. In 1955 he founded his own production company, Producciones Isasi in Barcelona. He founded a second firm, Moon Films, in Madrid.

In the mid-1960s he directed a series of action films designed for the wider European market including Scaramouche (The Adventures of Scaramouche) in 1963 and Estambul 65 (That Man in Istanbul) in 1965. He made some English-language films, most notably They Came to Rob Las Vegas. He abandoned directing for a decade after making El Perro (The Dog) in 1977 in favour of producing and distributing films before returning to the director's chair with El Aire de un Crimen (The Hint of a Crime) in 1987. ^{[citation needed]}

He directed 13 feature films, wrote eleven and produced eight.^[1]

In 1981, he was a member of the jury at the 31st Berlin International Film Festival.^[2]