% replaces any number of letters (la% - lake, lamp)_ replaces one letter (ca_ - car, cat)

Crossword clues for part.

AnswerClue
PARTSThings to cast
PARTActing role
PARTSActors' jobs
PARTSEssential attributes
PARTEssential attribute
PARTPortion
PARTSGoals for actors
PARTSlice
PARTSe___a_e
PARTSDivides
PARTSSplits
PARTAllotted share
PARTChapter or verse
PARTModel-kit item
PARTLYAdverb in weather forecasts
PARTBroadway opening?
PARTHair division
PARTAuditioner's hope
PARTSHair lines
PARTSRepair bill itemization
PARTPiece
PARTHair line, or some lines in "Hair," say
PARTSSays goodbye
PARTSAuto-repair bill line
PARTINGOccasion to say 3-Down
PARTSSee 58-Across
PARTWidget
PARTBisect, perhaps
PARTNot 100%
PARTINGIt's "such sweet sorrow"
PARTSRepairman's goods
PARTHead line
PARTLYTo some degree
PARTSRoles
PARTSSee 25-Across
PARTDivision made by a comb
PARTSA lemon might only be useful for them
PARTSCredit listing?
PARTIt may be left by a comb
PARTStar attraction?
PARTActor's need
PARTCatalogue item
PARTAuditioner's goal
PARTFraction
PARTLYNot all the way
PARTSTransects
PARTSplit up
PARTMop-top haircut's lack
PARTSDealer's supply
PARTSPerformers' roles