Manchester City's 20-year-old Belgian centre-back Jason Denayer joins Turkish side Galatasaray on a season-long loan.
Tottenham striker Emmanuel Adebayor held talks with West Ham manager Slaven Bilic on Monday night over a proposed loan move to Upton Park, according to Sky sources.
West Ham sign Alex Song on a season-long loan from Barcelona with the option of extending the deal for a further season.
Alex Song has returned to West Ham on a season-long loan deal from Barcelona.
David de Gea's proposed transfer from Manchester United to Real Madrid has stalled after the relevant paperwork was received 28 minutes after Monday's European transfer deadline, Sky Sports understands.
FC Porto have signed Miguel Layun from Watford on a season-long loan, with an option to buy him for £4.4m at the end of the season, the Portuguese club have confirmed.
A comprehensive list of all the completed deals involving British clubs on Tuesday's Deadline Day.
BBC weather presenter Carol Kirkwood gives her forecast on the comings and goings that can be expected on Tuesday's transfer deadline day.