Doherty, who triumphed in the first Channel 5 run of the show earlier this year, will be among a celebrity guestlist making cameo appearances in the house this evening.
His arrival is part of the Paranormal Activity 3 premiere at Elstree Studios.
The Big Fat Gypsy Weddings star, Imogen Thomas, Dane Bowers, Lauren Harries, Michelle Heaton and many other special guests will be walking the red carpet, which will run through the Big Brother house.
Anton Murphy and Jay McKray face eviction from the Big Brother house this week, but both may be able to survive the chop if they win this week's task.
The pair are currently living in a spooky secret crypt, watching their housemates, who believe the duo were evicted on Monday.