 He participated in the assault on Cadiz in June, and was involved in the unsuccessful Battle of Santa Cruz de Tenerife in July, Miller leading the landing parties from "Theseus".Miller and the "Theseus" were assigned to sail under Nelson, by now aboard .Miller was therefore present at the Battle of the Nile on 1 August, where he was wounded in the face, and was afterwards sent to Gibraltar with Captain Sir James Saumarez, in command of the captured French prizes.