Films:
* The Jerk (1979): Perhaps his most famous role, as the lovable, but clueless, "Mr. Big"
* The Big Bus (1976): Alongside a star-studded cast, including Stockard Channing, Joe Bologna, and Burt Reynolds
* Blazing Saddles (1974): A small but memorable role as a drunken barfly
* The Groove Tube (1974): A darkly comedic anthology film with a variety of characters
* The In-Laws (1979): Starring alongside Alan Arkin and Peter Falk
* History of the World, Part I (1981): A short but memorable role in Mel Brooks's satirical comedy
* Airplane! (1980): He played the pilot in the opening scene, but was unfortunately cut from the final film
* The Cannonball Run (1981): A small but memorable role alongside Burt Reynolds, Roger Moore, and Jackie Gleason
* Hot Pursuit (1987): A comedy film alongside John Candy
* The Naked Gun: From the Files of Police Squad! (1988): As the "Prisoner" who escapes with Leslie Nielsen.
Television:
* The Odd Couple (1970-1975): He appeared in several episodes of this classic sitcom, playing various roles
* Happy Days (1974-1984): He played the memorable character "Arthur Fonzarelli's" nemesis, "Mr. Cunningham"
* Laverne & Shirley (1976-1983): He appeared in several episodes as "Lenny Kosinski," Shirley's boss
* M*A*S*H (1972-1983): He appeared in several episodes as various characters
* The Bob Newhart Show (1972-1978): He appeared in several episodes as various characters
* The Love Boat (1977-1986): He appeared in several episodes as various characters
* Fantasy Island (1977-1984): He appeared in several episodes as various characters
* The Dukes of Hazzard (1979-1985): He appeared in several episodes as various characters
* Three's Company (1977-1984): He appeared in several episodes as various characters
This is just a small sampling of Avery Schreiber's extensive film and television career. His comedic timing and versatility made him a welcome presence in a wide variety of projects, and he is fondly remembered for his memorable roles in some of the most beloved films and television shows of all time.