This article examines the ambiguous role of the 'appropriate adult' wi
thin the criminal justice system and questions whether it actually rep
resents a safeguard that protects vulnerable suspects. The paper will
focus on the many problems associated with carrying out the role in ac
cordance with current guidelines in relation to both juvenile and ment
ally vulnerable adult suspects. The main problems include the vaguenes
s of the role, the lack of identification, and the absence of any form
al system to implement the safeguard, together with crucial difficulti
es in relation to issues of confidentiality and independence.