puzzle

 ACROSS

  1 Unyielding

  6 Not so exciting

 10 Dog walker's need

 13 Hawaiian porch

 14 Tropical fruit often made into jelly

 15 Cheer in Cordoba

 16 This alphabetically themed crossword stars ___ from "30 Rock" and "Dr. Death" ...

 18 Edge

 19 Silent performer

 20 What an iPhone runs on

 21 See 53-Across

 23 Forms a union, in a sense

 25 Zillions

 26 ... ___ from "Annie" and "Charlie's Angels" ...

 31 Got the day started

 35 Tree with upright cones

 36 Like a light lager

 37 Completely exposes

 38 Garment that has a hook

 39 Long cars, for short

 40 Deceitful person

 41 Calf's call

 42 Beginning stage

 43 ... ___ from "Maleficent" and "The Great" ...

 47 Blue or White river

 48 How some specialty items are made

 53 With 21-Across, actors' representatives

 56 Obsolescent tape player, briefly

 57 Mystical essence

 58 Rock in a tram

 59 ... and ___ from "The French Connection" and "Unforgiven"

 62 Word before "name" or "pal"

 63 Often-lengthy exam format

 64 Coke competitor

 65 Cheerless

 66 Like goblin sharks but not goblins

 67 Gold, e.g., to an investor

DOWN

  1 Shuts hard

  2 "Rocky" actress Shire

  3 Foe

  4 Speeds, or speedy events

  5 Ballpoint's tip

  6 Pals

  7 What you might lay down, with "the"

  8 Style of sunglasses

  9 "Wait a second!"

 10 Brought into existence

 11 Came down to Earth

 12 Some stones in settings

 14 Air of despair

 17 Opera whose name has the same vowels as 25-Down

 22 Low rod on a cello

 24 Cools, as a drink

 25 Opera highlight

 27 Actor Zac

 28 Purina alternative

 29 It may soothe a sunburn

 30 ___ for life (high spirits)

 31 Well-qualified

 32 Symbol of thinness

 33 Type of hygiene

 34 Peaceful

 38 T-___ steak

 39 Blue bird, for Twitter

 41 Dog with a silky white coat

 44 One of 10 digits, often

 45 Like a flea bite

 46 Romance novelist Roberts

 49 Does a fall job

 50 They're full of garbage

 51 Rub out

 52 Rehearsed a full musical

 53 Shirts and blouses

 54 ___ 51

 55 Give temporarily

 56 ___ scallopini

 60 Intelligence org.

 61 Tax time VIP

solution