Paul Reubens is an American actor

Actor

An actor is a person who acts in a dramatic production and who works in film, television, theatre, or radio in that capacity...

, writer

Writer

A writer is a person who produces literature, such as novels, short stories, plays, screenplays, poetry, or other literary art. Skilled writers are able to use language to portray ideas and images....

, film producer

Film producer

A film producer oversees and delivers a film project to all relevant parties while preserving the integrity, voice and vision of the film. They will also often take on some financial risk by using their own money, especially during the pre-production period, before a film is fully financed.The...

, and comedian

Comedian

A comedian or comic is a person who seeks to entertain an audience, primarily by making them laugh. This might be through jokes or amusing situations, or acting a fool, as in slapstick, or employing prop comedy...

, best known for his character Pee-wee Herman

Pee-wee Herman

Pee-wee Herman is a comic fictional character created and portrayed by American comedian Paul Reubens. He is best known for his two television series and film series during the 1980s. The childlike Pee-wee Herman character developed as a stage act that quickly led to an HBO special in 1981...

. Reubens joined the Los Angeles troupe The Groundlings

The Groundlings

The Groundlings are an improvisational comedy troupe based in Los Angeles, California. The troupe was formed by Gary Austin in 1974 and uses an improv format influenced by Viola Spolin to produce sketches and improvised scenes...

 in the 1970s and started his career as an improvisational comedian

Improvisational theatre

Improvisational theatre takes many forms. It is best known as improv or impro, which is often comedic, and sometimes poignant or dramatic. In this popular, often topical art form improvisational actors/improvisers use improvisational acting techniques to perform spontaneously...

 and stage

Stage (theatre)

In theatre or performance arts, the stage is a designated space for the performance productions. The stage serves as a space for actors or performers and a focal point for the members of the audience...

 actor. In 1982, Reubens put up a show about a character he had been developing during the last few years. The show was called The Pee-wee Herman Show

The Pee-wee Herman Show

The Pee-wee Herman Show is a stage show developed by Paul Reubens in 1980. It marks the first significant appearance of his comedic fictional character, Pee-wee Herman, five years before Pee-wee's Big Adventure, and six years before Pee-wee's Playhouse...

 and it ran for five sellout months with HBO producing a successful special with it. Pee-wee became an instant cult figure and for the next decade Reubens would be completely committed to his character, doing all of his public appearances and interviews as Pee-wee.