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 Swell Hogan sub-series (1925-1929) contains black-and-white photographic prints and negatives of direction and production stills for the film Swell Hogan (1926). The direction stills portray sets, principal and supporting cast members, and production members, while the production stills depict scenes from the film from beginning to end. Also included are correspondence, production costs, and a fire insurance policy pertaining to the film.

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.