Lee 1oz Slug Mould about £20 (you can go for Lee 7/8oz mould, round ball, or 2 types of Lyman slug mould)
2nd hand Lee Loadall 2 £30
Stainless ladle from Wilkinsons £2.50
Couple of Stanless Balti dishes to melt the lead in £4.00
Lee ingot mould £10.00 or you can just use a brick with an indent in it (I prefer to cast ingots as I've already fluxed most of the crud out of the lead then)
Camping stove, already in the garage
2nd Hand Roll crimp £15 (but lee slugs can be star crimped with the loadall 2)

Wads,hulls, frangible disks (if reqd),primers & Powder at whatever price you can get them for (can re use hulls from your own stash or from your local clay ground)

You may find you already have some old stuff knocking about you can use.