Theme: Childs' Play - If they made a movie about Battleship, maybe HANGMAN is next.
17A. Prime minister, e.g. : HEAD OF STATE
25A. Fender-fixing facility : BODY SHOP
37A. Pencil-and-paper diversion where the starts of 17-, 25-, 48- and 57- Across denote incorrect guesses : HANGMAN
48A. Superpowers' weapons escalation : ARMS RACE
57A. Prohibition era gangster : LEGS DIAMOND
Argyle here. How to play HANGMAN here. Debut puzzle from Jacob McDermott, I believe. Good start, if so.
Across:
1. "Chicago" Tony winner Neuwirth : BEBE. Image.
5. Sentence component : PHRASE
11. Romney's religious gp. : LDS. The Church of Jesus Christ of Latter-day Saints.
14. Bell-ringing fragrance giant : AVON
15. Put gas in : FUELED
16. Suffer from allergies, say : AIL. Aaa-Choo!
19. "Fat chance, laddie!" : "NAE!"
20. City protected by Batman and Robin : GOTHAM
21. Inactive : IDLE
22. Lion of Narnia : ASLAN. From "The Chronicles of Narnia" series.
28. Burglar's headwear : SKI MASK
31. Funeral speech : EULOGY
32. Little fella : TYKE
33. Tropical straw hats : PANAMAs
36. Affirmative vote : AYE
38. Light switch setting : OFF
41. Disney creation : CARTOON
42. Red-carpet party : GALA
43. Follower of Ignatius of Loyola : JESUIT. Wikipedia article.
46. Inane : IDIOTIC
51. West, to Juan : OESTE
52. Chicken's home : COOP. Where the chicks learn their ABC's.
53. Makes fit : ADAPTS
56. Wine-and-cassis apéritif : KIR
62. Crackerjack pitcher : ACE
63. Gentle wind : BREEZE
64. Gave the boot : AXED
65. __ Palmas: Canary Islands port : LAS. Geography lesson.
66. Lots and lots : OODLES
67. Lavish affection (on) : DOTE
Down:
1. "Harrumph!" : "BAH!"
2. Motherless mother : EVE
3. Amazon squeezer : BOA
4. Final stage of a chess match : ENDGAME
5. Fizzling-out sound : [PFFT!]
6. "Pipe down!" : "HUSH!"
7. Adjust paragraph indents and such : RETAB
8. Memorable Texas mission : ALAMO
9. Tennis division : SET. Match, Set, Game
10. Central Dutch city : EDE. Map In Gelderland.
11. Crow's-nest cry : "LAND HO!". Crow's nest was a basket on the highest mast of the wooden sailing ships.
12. Most of a screenplay : DIALOG
13. Ready for bed : SLEEPY
18. Eugene O'Neill's daughter : OONA. She married Charlie Chaplin.
21. Cuba and Aruba: Abbr. : ISL's
22. Movie terrier : ASTA
23. Blue-bottled vodka : SKYY. Y 2 Y's?
24. Facebook button : LIKE
26. Claim as a right : DEMAND
27. Currency of China : YUAN
29. Ancient Greek military power : SPARTA
30. German philosopher Immanuel : KANT
34. IHOP '__: takeout food program : N'GO
35. Mine, to Monet : A MOI
37. Bad __ day : HAIR
38. Quaker product : OATS
39. Move lightly through the air : FLIT
40. Meet head-on : FACE
41. Zodiacal border : CUSP
42. Loses one's mind : GOES MAD
43. Wild canine scavenger : JACKAL
44. Beethoven's Third : EROICA
45. Campfire treats : S'MORES
47. Greek "i" : IOTA
49. Like pet parakeets : CAGED
50. '50s Ford failure : EDSEL
54. Woodworking tool : ADZE
55. Pumpkin desserts : PIES
57. Debt-heavy corp. deal : LBO. (Leveraged buyout)
58. Suffix with ranch : ERO
59. Good Grips kitchenware brand : OXO
60. Butterfly snare : NET
61. Five-star gen. of WWII : DDE. (Dwight D. Eisenhower)
Argyle