While the benefits of clinical pharmacist (CP) services have been comprehensively described in other healthcare settings, there is a paucity of evidence describing the role of the CP within the mental health (MH) Hospital-in-the-Home (HiTH). This suite of studies – a scoping review, an autoethnography, a quantitative medication safety study and a qualitative study – has comprehensively described the integration and evolution of the CP role, and provided preliminary evidence of the value of the MH-HiTH CP