By 1981, he had become the regular All Blacks hooker, and captained the side for the first time when Graham Mourie was unavailable for the series against . Dalton became the full-time captain upon Mourie's 1982 retirement, most notably leading the All Blacks against the Lions during their 1983 tour. He was chosen as captain for their aborted 1985 tour of South Africa, and went on to captain the unofficial Cavaliers tour of South Africa in 1986. He suffered a broken jaw In the second match of the tour and played no more rugby that season. Dalton was one of the most successful All Blacks captains in history, victorious in 15 of his 17 tests as captain.