Answer:

DEADRINGER

AnswerCrossword Clue
DEADRINGERLook-alike
DEADRINGERExact look-alike
DEADRINGERDouble
DEADRINGERCarbon copy
DEADRINGERDuplicate
DEADRINGERExact duplicate
DEADRINGERDeceased campanologist?
DEADRINGERPerson who looks exactly like another
DEADRINGERTwin
DEADRINGERClone in horror films?
DEADRINGERSpitting image
DEADRINGERExact lookalike