Australia have the potential to cause yet another Rugby World Cup surprise later this year in Japan, according to former New Zealand captain Richie McCaw.

ACT Brumbies back row Pete Samu is the standout absentee from Michael Cheika’s Wallabies squad — which features five uncapped players — to face Ireland in the forthcoming June Test series

New Zealand have included two British-based Kiwis and three uncapped players in their 19-man squad for Friday’s Test against Australia in Brisbane.