Doughty has been linked with a move to Sunderland or Hull City.
Tottenham Hotspur duo Shilow Tracey and Ryan Loft have been training with Southend United.
Phil Brown has expressed interest in the Sunderland job and would the Southend manager actually be such a bad choice?
Should Sunderland appoint Southend United boss Phil Brown as their new manager?
Phil Brown has admitted that managing Sunderland is something of a dream for him.
Allardyce has admitted he'd have to consider the Everton manager's job if approached.
Southend boss Phil Brown names Sheffield United's Chris Wilder as 'manager of the century'.
Harry Forrester is thought to be leaving Ibrox side Glasgow Rangers this summer.
Phil Brown gave an infamous on-field team talk back in 2008 with Hull City trailing 4-0 against Manchester City.
As the clock strikes midday on Sunday and the pressure builds at Selhurst Park, Phil Brown will harbour uncomfortably mixed emotions.