I'm using the following formula:
=IFERROR(IF(SUM(COUNTIFS(INDIRECT(CELL("address",INDEX(MuchAdoSceneAndCast,MATCH('Much Ado Schedule'!C5,MuchAdoSceneList,0),2))):INDIRECT(CELL("address",INDEX(MuchAdoSceneAndCast,MATCH('Much Ado Schedule'!C5,MuchAdoSceneList,0),17))),{"Full...