17: Responded 'Not guilty'
18: Stapleton of 'All in the Family'
19: New South Wales, for one
20: Ophthalmologist's supply
23: Quarterback Brady of the Patriots
33: Many a prime-time series
36: 'Goddess' of the opera, literally
39: Lions and Tigers and Bears
44: Like 'The Gift of the Magi'
47: Straighten out, as an iron bar
49: Tended a squeaky hinge
56: Its depth is illusory
69: Bottom-of-the-barrel stuff