Briers made his test match debut for South Africa against Robin Thompson's British Lions side in 1955 at Ellis Park in front of over 90,000 fans and scored two tries. He initially declared himself unavailable for the Springbok tour to Australia and New Zealand in 1956, but was called up as a replacement and joined the tour in time for the second test against the All Blacks.[3] Briers also played in 5 tour matches during the New Zealand leg of the tour and scored 4 tries.[4]