If you find an index with Hindi subtitles (not dubbing), they are usually ripped from fansubs. Quality varies:
Google Play Movies & TV (now integrated into YouTube) often sells or rents Shutter Island . You can rent the Hindi dubbed version for a nominal fee (usually ₹50-₹120). This is a great option because you get adaptive bitrate streaming (4K if available) and perfect Dolby audio. Index Of Shutter Island Hindi