Crossword Puzzle Fill in time on stage

Clue: Fill in time on stage

Common time for character exposition, onstage (ACTI with 4 letters)
Time filler? (ADSPACE with 7 letters)
Insect stage (e.g. ADULT with 5 letters)
Interminable time (e.g. AEON with 4 letters)
Infinite time (e.g. AEON with 4 letters)
Onetime Time film critic James (AGEE with 4 letters)
Four-time Indy 500 winner (e.g. AJFOYT with 6 letters)
Story including a time and place (ALIBI with 5 letters)
Four-time Indy winner (e.g. ALUNSER with 7 letters)
Place with millions of inhabitants at the time of its "discovery" (AMERICA with 7 letters)