STel Ctypric 2496

[chokkie]

Absolutely stuck on the last few.
13a film actor penniless at first (5) l???
15a queen receiving warning ahead of time, in short (9)
m?m?n?a??
17a they help their favourites in top sets, wrongly (9)
n???t?s?s
26a American hero accepting second defeat? just the opposite (7) r?b?r??
2d behind and extremely lazy, admonished thus (7)
s?e?n??
8d conspirator concealing bungled plan for use of weapons (7) gun?l??
18d gambler holding spades and joker (7) ??m?t?r

Hope someone can help, many hanks

[vegasmad]

17a. nepotists (anagram of in top sets)

[vegasmad]

2d. sternly

[Mamyalynne]

17 Nepotists (anag)

[Sandy-Wroe]

17a Nepotists

[littlegriff]

15a momentary

[Sandy-Wroe]

8d Gunplay would fit but I don't see why

[Mamyalynne]

8 Gunplay

[littlegriff]

2d sternly ?
8d gunplay ?

[Sandy-Wroe]

I do now. Guy and letters of plan= Gunplay

[Mamyalynne]

yes Guy = conspirator plus anag of plan

[BigDave44]

13a (P)LAYER
26a REVERSE - S(econd) inside Paul Revere
18d PUN S TER

[Harry-Wragg]

13a layer - player minus the 'p'

[BigDave44]

22a TANGO - phonetic alphabet
24d (C)RAVEN - not robin!

[chokkie]

Thanks for these, much appreciated. However, now stuck on 22a last piece of concert on radio is dance music (5)
t?n?o

Many thanks,

C

[BigDave44]

Must have been telepathy!

[chokkie]

Much appreciate all your help. Just stuck on one final clue, it'#s actually the Sun Tel GK 25d (5) helmet replacing basinet c1450. I've got a?m?t. Can't get this at all.
Cheers,

[Harry-Wragg]

25d armet

[chokkie]

appreciate all your help with these, folks. You're all stars!