Answer: ventriloquists

AnswerCrossword Clue
VENTRILOQUISTSSeemingly silent types
ventriloquistsVENTRILOQUIST, one who uses or is skilled in ventriloquism
ventriloquistsA person who can speak or utter sounds so that they seem to come from somewhere else, esp. an entertainer who makes their voice appear to come from a dummy of a person or animal