Carlos Império Hamburger, better known as Cao Hamburger, is a Brazilian film and television director, screenwriter, and producer. He is one of the creators of the Castelo 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, The Year My Parents Went on Vacation, partly based on his childhood memories.

As Five is a Brazilian comedy-drama television series created by Cao Hamburger for Globoplay. It was produced by TV Globo's production division Estúdios Globo, as a spin-off of Malhação: Viva a Diferença, and premiered on the streaming service on 12 November 2020. Starring Ana Hikari, Gabriela Medvedovski, Daphne Bozaski, Manoela Aliperti and Heslaine Vieira, the series brings back characters from the original series.