Where a criminal trial had become infused with what were apparently repeated and unnecessary demonstrations by the judge of inappropriate personal animosity towards defence counsel that involved public criticism, of not only her ability, but also her integrity, they had interfered to a marked degree with the normal due process required at every trial, and had had the inevitable effect of damaging not only the defendant's, but any reasonable observer's confidence in the administration of justice.

[2005] EWCA Crim 2016