Harry Potter author JK Rowling has said she does not think she has "ever wanted magic more" following the vote in favour of leaving the European Union.
The author is among many famous people to react to the dramatic vote outcome.
British TV presenter James Corden, who hosts American talk show The Late Late Show, commented from Stateside:
EastEnders actress Kellie Bright described the news as a "dark day for the UK".
The Thick Of It's Armando Iannucci also lamented the outcome on Twitter.
X Factor presenter Dermot O'Leary mused about his weekend plans.
Good Morning Britain's Phillip Schofield reacted to the news by tweeting: "Oh my God, what have we done."
House and Blackadder star Hugh Laurie congratulated "exiters", adding: "Reverse is across and down, easy on the clutch."
Singer Ellie Goulding had her say too:
Ricky Martin, winner of The Apprentice in 2012, said it was "a mistake to #Brexit".
Coronation Street star Samia Ghadie told her followers she was "in shock at what this may mean for our country".
TV presenter Dawn O'Porter said she was "gutted".
The interest in the referendum result has also seen stars from across the Atlantic expressing a view.
American Idol's Ryan Seacrest, the executive producer of Keeping Up With The Kardashians, had his say too.