Answer: sleepers

AnswerCrossword Clue
sleepersA berth in a sleeping car
SLEEPERSSurprise hits
SLEEPERSThey're not up
SLEEPERSSome yo-yo tricks
SLEEPERSSurprise successes
SLEEPERSPullmans of yore
SLEEPERSBox office surprises
SLEEPERS1996 Barry Levinson movie
SLEEPERSSome accommodations on long-distance trains
sleepersA sofa or chair that converts into a bed
sleepersAn antique whose true value goes unrecognized for some time
sleepersA thing used for or connected with sleeping, in particular
SLEEPERSUnheralded successes
sleepersA sleeping car
sleepersOne-piece coverall pajamas for a baby or small child
sleepersA stocky fish with mottled coloration that occurs widely in warm seas and fresh water
sleepersA secret agent who remains inactive for a long period while establishing a secure position
sleepersA train carrying sleeping cars
sleepersA person or animal who is asleep
sleepersA railroad tie
sleepersSLEEPER, one who sleeps (to be in a natural, periodic state of rest)
sleepersA movie, book, play, etc., that achieves sudden unexpected success after initially attracting little attention, typically one that proves popular without much promotion or expenditure
sleepersA person with a specified sleep pattern
SLEEPERSDark horses.
SLEEPERSUnexpected successes
SLEEPERSUnexpected hits
SLEEPERSDr. Dentons
SLEEPERSDark horses
SLEEPERSCertain train segments
SLEEPERSBaby's nightwear
SLEEPERSOnes in dreamland
SLEEPERSPullman cars
SLEEPERSTrain cars with beds
SLEEPERSRailroad cars.
SLEEPERSUnexpected successes.
SLEEPERSDr. Denton's
SLEEPERSHorizontal timbers.
SLEEPERSGarments for toddlers.
SLEEPERSSurprise successes.
SLEEPERSRelatives of dark horses.