The Caddo Company, Incorporated series (1922-1965) is comprised of twelve sub-series containing film production and corporate records.

The first two sub-series contain materials related to two films that predate the formation of The Caddo Company, Incorporated as a production company, Swell Hogan (1926) and Everybody's Acting (1926), financed by Howard Hughes. The remaining sub-series represent the nine films produced under the Caddo banner and general corporate records.

Materials within each film sub-series include advertising and publicity, administrative, censorship, distribution, editing, financial, legal, and production and direction records, as well as film soundtracks and screenplays. Types of materials include of ledgers, correspondence, storyboard images, sheet music, and original scores, as well as film, direction, set, and production stills. Corporate records consist of newspaper clippings, administrative correspondence, actor and distribution contracts, and financial reports.

The Everybody's Acting sub-series (1926-1960) include black-and-white photographic prints and negatives of production stills, a continuity outline, and administrative and financial records pertaining to the film's production. The production stills portray scenes throughout the film from beginning to end. Financial records detail production costs for actors, employees, set design, and equipment. There is also correspondence from 1960 requesting to find the film's original copyright documentation.

The Two Arabian Knights sub-series (1924-1931) contains screenplays, newspaper clipping volumes, actor and distribution contracts, reports for film expenditures and theatrical release revenue, and black-and-white photographic prints and negatives. Premiering on September 23, 1927 at the Million Dollar Theater in Los Angeles, California, this was Howard Hughes’ first film produced under his production company, The Caddo Company, Incorporated.

Publicity stills in the sub-series depict the principal and supporting cast at the film’s premiere. Direction stills portray scene direction and outtakes with director Lewis Milestone on set. Screenplays include Donald McGibney’s original magazine story and scene summaries. The newspaper clippings feature publicity for the release of Two Arabian Knights. The financial reports detail film production expenditures, and domestic and international receipts for film rentals. Lastly, contracts in the sub-series are of principal and supporting actors, and United Artists Corporation distribution.

The Mating Call sub-series (1927-1929) is comprised of materials pertaining to the film's editing, legal, financial, production and direction, and story development records. Under director Lewis Milestone and producer Howard Hughes, The Mating Call was released on July 21, 1928 and starred Thomas Meighan, Renée Adorée, and Evelyn Brent. It was considered a lost film until 2016.

Editing records include multiple censor requests. Legal records include agreements for Renée Adorée and Evelyn Brent, Rex Beach’s agreement for story rights, and supporting actor contracts. The financial records are reports of domestic and international revenues. The production and direction records contain black-and-white photographic prints and a negative depicting principal and supporting cast, interior and exterior sets, and publicity images, as well as a production report ledger. The story development records include a manuscript copy of the story, a production script, and cutting and dialogue continuities.

The Front Page sub-series (approximately 1927-1939) is comprised of materials pertaining to the production process of The Caddo Company's April 4, 1931 release of The Front Page. The sub-series contains advertising and publicity, administrative, financial, legal, and production and direction, and story development records. Director Lewis Milestone, along with editor Duncan Mansfield and writers Ben Hecht, Charles MacArthur, and Bartlett Cormack helped the film earn Academy Awards nominations for Best Director and Best Picture in 1929. The black-and-white photographic prints and negatives, primarily attributed to Newton Hopcroft, depict set and production stills of the principal and supporting cast and locations in the film.

Advertising and publicity records include newspaper clippings detailing the film’s release, articles of local advertising campaigns, and publicity stills of principal and supporting cast members. Administrative records include correspondence pertaining to the editing, censorship, and distribution of the film, as well as shipping receipts. Legal records include supporting actor and domestic distribution contracts. Production and direction records include production stills of principal and supporting cast, interior and exterior sets, and a sound and production daily report ledger. The story development records include production scripts, as well as cutting continuities and dialogue scripts for domestic and international releases.

The Age for Love sub-series (1930-1932) is comprised of materials pertaining to the production process of The Caddo Company's October 17, 1931 release of The Age for Love. The sub-series includes advertising and publicity, administrative, distribution, editing, production and direction, and story development records, as well as film soundtracks. Materials include newspaper clippings, magazine reviews, leaflets, newspaper bulletins, correspondence, contracts, reports, and log books. Also included are black-and-white photographic prints and negatives depicting the film during its production, as well as set, director, and advertising images.