But for all their pressure they could not crack their opponents, who used every trick in the book to take time out of the game when they were wobbling, and it was the hosts who had the best chance with Alisson saving Marquinos' header.
James has admitted Liverpool will be powerless to answer their critics if they blow their last chance to stay in the Champions League.
"It was clever of PSG, of Neymar - especially him - but a lot of players went down like it was serious and we were not that calm".
"For me it's a red card, yes, but what does that change?"
The former RB Leipzig midfielder came on in the second half against PSG in Liverpool's Champions League game on Wednesday, however he had no impact on the result.
Meanwhile, following the defeat to PSG, Liverpool coach Klopp criticised PSG's gamesmanship during the match. "The quality they have meant it was obviously quite intense to deal with", admitted Klopp. It then goes to goal difference and then away goals - and Liverpool need to register either a 1-0 win, or win by a two-goal cushion to avoid going home on away goals.
"But it is only a story if I say it, and then I look like a bad loser".
Verratti's challenge on Gomez came midway through the first half, but PSG survived that and went on to double their lead thanks to a clearly wound up Neymar.
"We already do, I think, but at times (in Paris) it wasn't good enough and we need to be ready for that test".
Liverpool will never lack industry with that midfield three, but not one of those players is able to offer the silk and vision required at this level.
Just six months after reaching the Champions League final against Real Madrid in Kiev, Liverpool could find themselves in the Europa League in the second half of the season, but Milner said that the team will not merit a place in the knockout stages if they are unable to defeat Napoli.
"At this moment in time we're just focused on getting through the group".
For all his rolling-around antics Neymar can turn it on in a flash and, having collected the ball 25 yards inside his own half, he shook off compatriot Roberto Firmino and exchanged passes with Mbappe before releasing his pacy team-mate down the left.
"Now let's think about the Serie A game at Atalanta on Monday, which will be more hard than Liverpool. I am sure we will have another special night", Robertson said of the December 11 meeting with Napoli.
