This practical guide examines the ways in which practitioners can challenge decisions of magistrates' courts in criminal proceedings. Interlocutory decisions such as bail and legal aid are included. Beginning with rememdies available before the magistrates' court itself, the book explores crown court appeals, judicial review and case stated. All appeals, up to and including the House of Lords, are covered. The criminal cases review commission is covered in full as it represents a new and welcome form of appeal.