Wales, Australia and England will need to improve on recent results if they are to be successful in France with the likes of Fiji and Argentina more than capable of progressing into the last eight.
Conor Murray and Rob Herring scored second half tries as Ireland came from behind to edge out Samoa 17-13 in their final Rugby World Cup warm-up fixture in Bayonne.
Seilala Lam scored two tries as Samoa came from being 3-17 down to win the Pacific Nations Cup following a three-point victory over Fiji in the final round at Churchill Park in Lautoka.
It has been a "surreal" season for the Saracens forward and playing in the Premiership final at Twickenham is just another chapter in McFarland's journey from international basketballer to professional rugby player.
Former Ireland and Leinster fullback Rob Kearney has announced that he will be retiring from the sport at the conclusion of the Barbarians' game against Samoa scheduled on Saturday.
Barbarians have confirmed that Australian playmaker Quade Cooper will be part of the squad as they face Samoa in the Killik Cup for the clash against Samoa to be played on 27th November at Twickenham Stadium.
Ireland overcame a red-card to Bundee Aki as they went on to defeat Samoa 47-5 in their final game of the Pool A in Fukuoka on Saturday as they went on to reach the quarter-finals in the ongoing Rugby World Cup.
Robbie Henshaw will feature for Ireland for the first time in the ongoing World Cup after he was named in the starting line-up in their must-win game against Samoa to be played in Fukuoka on Saturday.
Ireland have received a much-needed boost ahead of their final game of the opening round against Samoa in the ongoing Rugby World Cup with fly-half Joey Carbery declared fully fit.
Japan maintained their winning streak in the ongoing Rugby World Cup with a 38-19 bonus point win over Samoa in their Pool A encounter at City of Toyota Stadium on Saturday.
Samoa international Ed Fidow will attend a disciplinary hearing on Wednesday following his sent-off during the recently concluded World Cup game against Scotland at Kobe Misaki Stadium.
Scotland head coach Gregor Townsend was pleased with his side's 34-0 win over Samoa in the recently concluded World Cup encounter at Kobe Misaki Stadium.