All three featured for the Whites in their important 3-1 win over Leicester City on Friday night.
James and Bamford both came on from the bench, with Summerville coming off in stoppage time near the end of the game having started.
Leeds have another big game this midweek, as Daniel Farke’s side takes on Chelsea at Stamford Bridge on Wednesday night.
Victory will earn the winner a place in the quarter-finals of the FA Cup, while the loser will be eliminated from the competition, with no replays needed to determine who goes through in the case of a draw.
Daniel Farke provides Leeds injury update
Speaking ahead of Wednesday night’s game, Farke has confirmed that Bamford and Summerville are question marks for the trip to London.
However, he is confident James and Sam Byram will be available for selection, but raised doubts over whether Georginio Rutter is fit enough to feature.
