Sunday's 5-1 hammering by Chelsea in the FA Cup semi-final did not have any impact on their battle with the Blues, and Newcastle United, for fourth place but it was another crushing blow for the North London club, whose have suffered a spectacular collapse in form.
While Tottenham still sit fourth with five games remaining, a position that would secure a playoff berth for the Champions League, the momentum that took them to the fringe of the title race in February has disappeared.
"It's a big disappointment for everyone, us, the fans and we're sorry how it's gone but we've got to start again," said Redknapp after a Wembley defeat which will be remembered for Chelsea's highly contentious second goal.
"We've still got a massive chance to finish fourth and we have to make sure we do it."
Redknapp is quick to rubbish suggestions that speculation surrounding the England job has disrupted Tottenham's season.
"We have to bounce back, it's a test of character now," Redknapp said. "I've got to find a team with the nerve, the willpower and the desire to get fourth spot. We have a very tough game against QPR now."
With Chelsea's eyes on cup distraction and Spurs in a slump, Newcastle could emerge as the surprise package and pip both the London clubs for fourth.
Five consecutive victories have seen Alan Pardew's side roar into contention and their next two games are at home to Stoke City and away to Wigan before a potentially key clash against Chelsea just three days before their FA Cup final against Liverpool.
"I have never actually ruled it out. The press kept saying to me, 'Are you going
