Parviz Parastui had worked in judicature before he became an actor.

He began his career by starring in the film Diar-e Asheghan. Following Diar-e Asheghan, Parastui began a long lasting career in films.

After starring in films such as Pishtazan-e Fath, Hunting, etc., Parviz Parastui acted as Sadeq Meshkini, a comedy role in the highly acclaimed yet controversial movie Leily is with Me directed by Kamal Tabrizi.

The war film Leily is with Me brought a new perspective to the Iran–Iraq War which up to then was viewed as taboo material.

The movie tells the comical story of a war-fearing employee of Iranian Television Broadcasting unknowingly advancing straight to enemy lines, while actually trying to flee the war when he is assigned to accompany a director to a city close to enemy lines to film a documentary piece.

Since then, Parastui has expanded his presence as a comedy film actor by starring in other revolutionary comedy films.

Parviz Parastui also starred in some war films like: The Red Ribbon,The Glass Agency, Dead Wave, etc. Ebrahim Hatamikia directed most of Parastui's war films.

Parviz Parastui had been known as a comedian with playing roles in Snowman, The Glass Love, Mard-e Avazi before he played a role in the satire film The Lizard (Marmoulak), another work by Kamal Tabrizi.

He gained major popularity and fame after playing in Marmoulak as Reza Marmoulak.
Television career

Parastui's TV works are limited to some serials such as: The Apartment, Imam Ali, The Red Soil,  Under the Pillory (Zir-e Tigh).

Parastui's acting in Under the Pillory (Zir-e Tigh) gained him widespread admiration by the people.

He was awarded the Best Actor title in International TV Programs Rome Festival for playing in Zir-e Tigh.

Awards

He won the Crystal Simorgh for Best Actor award at the 2005 Fajr Film Festival for his role in The Willow Tree (2005).

He had previously won the Diploma of Honour for the Best Leading Actor at the 1996 Fajr Film Festival for acting in Leily is with Me, as well as the Crystal Simorgh for Best Leading Actor from the same festival for his performance in The Glass Agency.