The Black Stars arrived in London on Sunday afternoon for Tuesday’s exhibition match against Nigeria.
Nineteen players who left Nairobi on Sunday morning were joined by Italy-based teenager Massawudu Alhassan.
Ghana coach dropped three home-based players from the squad which beat Sudan 2-0 on Saturday to qualify for the 2012 Nations Cup finals.
Ernest Sowah, Yaw Frimpong and Rashid Sumaila have returned home from their duties in Sudan during an Africa Cup of Nations qualifier.
Sowah’s position as the second-choice keeper has been taken over by U23 shot-stopper Daniel Agyei.
Debutants Yaw Frimpong and Rashid Sumaila are unlikely to take first team positions so they have been asked to travel home.
They will join defender Daniel Opare who has been excused from the Black Stars duties to visit his ailing mother.
The squad will train at Watford’s Vicarage Road on Monday ahead of the friendly match.
Nigeria will be seeking to appease their fans with a win over the Black Stars in London after they failed to qualify for the Cup of Nations on Saturday.
Ghana squad
Goalkeepers: Adam Larsen Kwarasey (Stromgodest) Daniel Agyei (Liberty Professionals)
Defenders: Massawudu Alhassan (FC Genoa) John Paintsil (Leicester City), Isaac Vorsah (TSG Hoffenheim), John Mensah (Olympique Lyon), Lee Addy (Red Star Belgrade)
Midfielders: Samuel Inkoom (FC Dnipro), Kwadwo Asamoah, Emmanuel Agyeman-Badu (Udinese), Sulley Muntari (Inter Milan) Anthony Annan (Vitesse Arnhem), Albert Adomah (Bristol City), Abu Mohammed (Stromgodest), Derek Boateng (FC Dnipro) Quincy Owusu-Abeyie (Panathinaikos FC)
Strikers: Asamoah Gyan (Al Ain), Prince Tagoe (Bursaspor), Dominic Adiyiah (Karsiyaka).