The phrase "a documentary previously" is correct and usable in written English.
It can be used when referring to a documentary that was made or released at an earlier time.
Example: "I watched a documentary previously that explored the effects of climate change on polar bears."
Alternatives: "a prior documentary" or "a previously released documentary".
The documentary, previously broadcast on the National Geographic channel, is to be shown on Channel Five tonight.
Followed by a night of movies dedicated to psychosurgery: The Lobotomist (2008): A documentary composed of previously unreleased footage of history's most controversial surgical procedure: the lobotomy.
"After I understood how much information Dror already had, I decided to cooperate". A cinematographer by training, the 51-year-old Moreh has directed several documentaries previously.
(Music documentaries previously won in 2013, with "Searching for Sugar Man," and 2014, with "20 Feet from Stardom").
Odey said: "As sterling falls against all its trading partners' currencies, it is mechanically ensuring that inflation rises up through 3.5%." A BBC documentary has previously quoted him as saying he made £220m by betting the markets would collapse as a result of the vote to leave the 28-member bloc.
The two previously made a documentary about the Island's baymen, another endangered local occupation.
Gibney has previously directed a documentary that looked at sex abuse in the Catholic Church, while Going Clear is based on a book by Pulitzer Prize winner Lawrence Wright.
Williams has previously made a documentary about Wodehouse for the BBC Omnibus programme, in which he interviewed some of the author's fellow inmates at the internment camp.
When he took on the role – which was due to last four years – Ofcom knew of his journalism interests, including that he had previously made a documentary for the BBC about the EU called The Great European Disaster Movie.
