The phrase "and poses as a" is correct and usable in written English.
It can be used when describing someone who is pretending to be someone else or taking on a false identity.
Example: "He infiltrated the organization and poses as a high-ranking official to gather sensitive information."
Alternatives: "and pretends to be a" or "and acts as a".
It's largely improvised and poses as a documentary, though to such a slight degree that it hardly matters.
In this retelling, the count travels to London and poses as a man of science, though his true intentions involve wreaking bloody revenge on his enemies.
Sir Norman Bettison, a chief inspector in the South Yorkshire police at the time of the Hillsborough disaster, has been derided this week for publishing a book, Hillsborough Untold, in which he once again places himself at the centre of the story and poses as a victim of unfair criticism.
It looks like and poses as a populist paper, but it actually loses money (the sum, in recent years, has been estimated as being in the tens of millions) and exists principally to give its owner, Rupert Murdoch, a paper platform in New York City.
That's the theory of Vlastimil Brodsky's character, who promptly makes reservations at the most expensive restaurants in town, pretends to be a subway ticket-taker just for fun and poses as a rich opera conductor house hunting in the mansion price range.
Fuller embraces the madhouse metaphor in "Shock Corridor," the tale of an obsessively ambitious journalist, Johnny Barrett Peter Breckk), who leaves behind his loving girlfriend (Ms. Towers as an exotic dancer) and poses as a paranoid schizophrenic to infiltrate a mental hospital where a murder has been committed.
He phoned the Sussex Chamber of Commerce and posed as a reporter from The Wall Street Journal.
This further complicates the task of database integration and poses as an obstacle to productive chemical research.
But instead of writing a report, Galster hid a camera in a satchel and posed as a black-market dealer.
So Katharine, fluent in French and German, traveled to Europe and posed as a scientist to meet with diaphragm manufacturers.
Sprint hired him to spoof his "Roadshow" self and pose as a telephone appraiser for a commercial.
