Answers All Have The Word 'hall'

[colin76]

3, main room of a castle in Middle Ages (5,4)
4, one who welcomes in the hotel foyer (4,6)
6, band leader born late 1800s (5,4)
8, type of onion(7)
10, Canadian actress and model (4,4)
11, lifetime partnerships have begun here(5,4)
15, one who keeps order (8)
19, concert venue in New York (8,4)
21, take on an opponent (8)
24, Jimmy mcgregors music partner (5,4)
30, exclamation of thanksgiving (11)

[ubasses]

3 great hall

[frugalfred]

4. hall porter
6. Henry Hall
19. Carnegie Hall
21. challenge (9?)
3. great hall

[ubasses]

6 Henry Hall

[frugalfred]

8. shallot

[ubasses]

8 s hall ot

[frugalfred]

11 dance hall?

[Tilly2]

24 Robin Hall.

[rsvp]

15 marshall

[weecalf]

10 Geri Hall

[Tilly2]

30 Hallelujah?

[douglas9401]

30 Hallellujah

[Fibonacci]

Please remember to give the name of the quiz and the closing date when asking questions as per editor's guidelines.
Thanks and good luck with this quiz.

[Tilly2]

Forget hallelujah. Not enough letters!

[frugalfred]

halleluiah
http://www.waystospell.com/4/ways-to-spell/hallelujah

[frugalfred]

^ still only 10 letters. Setters' error? OP's error?