Which figures may I add to the new Nile Gun boat ? (1 Viewer)

[Hadrian]

Hi all,
I am very happy with my new Nile Gun Boat.
Are there any Brtians figures, wich I can add to this item without making historical mitakes please ?
May I add some 24th foot figures (Zulu) ?
The British Royal Artillery Gun (no. 20086) ???

Any comment helps-many thanks