If you were looking for cottages like Castle Cottage, how about trying these:
Holiday cottages in Port Isaac
Holiday cottages in North Cornwall
Based close to the heart of Port Isaac, this quaint and cosy 18th Century cottage is perfectly situated for those looking to relax and soak up the atmosphere of this vibrant, picturesque fishing village. Based over three floors with views of Doc Martin's house from the top bedroom, this quintessentially Cornish home is perfect for couples or small families. A woodburner in the open plan living area is a welcome treat when the evenings cool, whilst the stable door allows fresh sea air to cool you on a hot summer's day.