Related Clues:

• Cornish knight of the Round Table
• Wagner's '-- und Isolde'
• Train - one departs, and is on time getting in? Boy!
• Dragon killer, later a dodgy vet
• Mark's nephew recalls Scott's hermit
• Bad start in heroic role
• - da Cunha, S. Atlantic island
• Lover crashed in transit
• Wagnerian hero
• Scott's enforcer retiring, it seems
• His servant is Kurwenal, in opera
• - - and Isolde
• Chap coming from first half of volcanic island group
• Knight heading west time after time, an Arthurian
• Knight in a medieval romance