ACROSS
1 - Investigate a senior held in a disaster (7) - {TR{AGED}Y}
5 - Rider's novel read in front of father, an expert guide (6) - {SHE}{R}{PA}
10 - Scraps of scattered ornaments left initially outside (8) - REMNANTS
11 - Good boy reviews one's spiritual knowledge (6) - {G}{NOS<-}{I'S}
13 - Plays with trinkets (4) - TOYS [DD]
14 - Now I see her distracting the President (10) - EISENHOWER*
16 - Musician's jacket, overheard (6) - RAPPER(~wrapper)
18 - Journalist goes back to an inmate, struggling with deteriorating mental state (8) - {DE}{MENTIA*}
21 - Keen to fix the hedge (8) - {QUICK}{SET}
22 - Controls the wardens (6) - GUARDS [DD]
25 - New in style (10) - INNOVATIVE [E]
27 - Correct the bad language out in students finally (4) - CUR
30 - New banknotes (6) - TENDER [DD]
31 - Maya is in trouble running topless (8) - {ILL}USION Anno pending, who is running topless here?
32 - Turning course, fish rises in a sideways drift (6) - {LEE<-}{WAY<-}
33 - Fate of the French opener (7) - {DES}{TINY}
DOWN
2 - Drink is in front of my game (5) - {RUM}{MY}
3 - Leave in the kid (4) - {GO}{AT}
4 - Fact of the French sleuth (6) - {DE}{TAIL}
6 - Camelback slope (5) - HUNCH [E]
7 - Red spray is used in perfume (4,5) - {ROSE} {WATER}
8 - Albert exiled from Oz to another country (7) - AUSTR
9 - Hollow box on the side (6) - {CRATE}{R}
12 - Member has the Spanish masterpiece (5) - {LEG}{EL} or is it {L{EL}EG}? Is this NJ's masterpiece to end this round?
15 - Cover the ground (4) - DECK [DD]
17 - Flying pigeon can cause distress (9) - POIGNANCE*
19 - Large birds shown in The Three Musketeers (4) - EMUS [T]
20 - Heartlessly try to follow the pitch-black part of the harbour (5) - {JET}{T
21 - Woman drops an equivalent kind of mass unit (7) - QUINTAL
23 - Insane to have spread the colour (6) - SIENNA*
24 - Develop part of some revolvers (6) - EVOLVE [T]
26 - South Indian form of lute instrument (5) - VEENA [CD]
28 - Head singer is out of the concert in the club (5) - UNI
29 - Requirement for powder (4) - DUST [DD] ? What's the requirement here?