Carlos Império Hamburger, better known as Cao Hamburger (Portuguese pronunciation: ['kaw ?~'bu?ge?]; born 27 February 1962), is a Brazilian screenwriter and director of movies and TV.
He is one of the creators of the Castelo Rá-Tim-Bum (Castle Rá-Tim-Bum) series of programs for children in the TV Cultura of São Paulo, along with Flávio de Souza, which gave origin to a successful movie with the same title.
Castelo Rá-Tim-Bum was one of the most successful children shows to air in Brazil.
He directed in 2006 another successful film, O Ano em Que Meus Pais Sairam de Férias (The Year My Parents Went on Vacation), partly based on his childhood memories.
Hamburger was also one of two creative directors for Rio's contribution to the 2012 Summer Olympics opening ceremony.
He won twice the International Emmy Kids Awards of best series with the works Pedro & Bianca and Malhação: Viva a Diferença, in 2014 and 2019 respectively.