
Acting
From Wikipedia
Marion Davies (January 3, 1897 – September 22, 1961) was an American film actress, producer, screenwriter, and philanthropist.
Davies was already building a solid reputation as a film comedienne when newspaper tycoon William Randolph Hearst, with whom she had begun a romantic relationship, took over management of her career. Hearst financed Davies' pictures, promoted her heavily through his newspapers and Hearst Newsreels, and pressured studios to cast her in historical dramas for which she was ill-suited. For this reason, Davies is better remembered today as Hearst's mistress…

Citizen Hearst
as Self (archival footage)
Checking Out: Grand Hotel
as (archive footage)

Murders of Hollywood
as Self (archive footage)

Captured on Film: The True Story of Marion Davies
as (archive footage)

The Battle Over Citizen Kane
as Self (archive footage)

The Casting Couch

That's Entertainment! III
as (archive footage)

Hollywood: The Dream Factory
as Self (archive footage)

The Big Parade of Comedy
as Tina in 'The Red Mill' (archive footage)

Hedda Hopper's Hollywood
as Self