R v Ellis (No 4) - [1993] 3 NZLR 339

Criminal law — Evidence — Relevance and admissibility — Exercise of Court's discretion — Whether defence could lead evidence to contradict a complainants answers in cross-examination on collateral issues — Whether the credibility of child witness was a primary issue — Whether the issue of credibility was so connected with the facts in issue as to constitute a primary issue — Distinction between facts in issue and a method of proof of those facts — Whether to include the introduction of further evidence was truly in the interests of justice — Observations on questions going only to credit and exceptions to the rule where cross-examination is directed at collateral issues.