Topor is the author of the 1979 play Nuts and the screenplay for the 1987 film, which became a starring vehicle for Barbra Streisand.
He won the Writers Guild of America Award for his screenplay for the 1990 television film Judgment, which he also directed.
[2] Before his career as an author, he was a reporter for the New York Post, covering stories in police stations, courtrooms, hospitals, and psychiatric wards.
The play was published in 1981, and was made into a film of the same name starring Barbra Streisand and Richard Dreyfuss in 1987, with Topor himself adapting it into a screenplay.
Topor's other plays include Answers, Romance: Here to Stay, But Not for Me, Coda (L'Orchestre des ombres in French), Up the Hill, and The Playpen.