1. Like many mustaches in film → FALSE
2. Greeting found scrambled in part of "mahalo," appropriately → ALOHA
3. Shows little sign of slowing down → RAGES
4. Language in which "kabanica" is 10-Down → CROATIAN
5. Museum's entrance and exit? → EMS
6. Bad way to go → AWRY
7. College official → DEAN
8. Trailer opening? → SEMI
9. Maker of the i4 and i5 → BMW
10. See 4-Down → RAINCOAT
11. Lost → ATSEA
12. Animal in many a roundup → STEER
13. Groups in roundups → HERDS
21. Get together for a party → CAUCUS
22. Smart ___ → COOKIE
25. Yearn → LONG
27. Canon collection, in brief → SLRS
29. "Jeez Louise!" → SHEESH
30. "Jeez Louise!" → YOWZAH
31. "A braggart, a ___, a villain ...": "Romeo and Juliet" → ROGUE
33. Be in the military → SERVE
34. Like some orders and tales → TALL
35. 20%, perhaps → TIP
36. Spin → REEL
37. Closest pal, in brief → BFF
40. Source of a printout, often → PDF
42. Many a cult classic → BMOVIE
43. Protests that aren't going anywhere? → SITINS
45. Beamed → SMILED
46. Have high hopes → ASPIRE
48. Skedaddles → SCATS
50. Ask ___, socialite's longtime tabloid advice column → IVANA
53. John → LAV
54. Actress de Armas → ANA
55. Great deal → TON
56. Cryptology grp. → NSA
57. Zip → VIM
58. Put a PIN in it! → ATM
59. Actress Long of "Love Jones" → NIA
60. Color on the beach → TAN