Sixth Doctor Colin Baker is currently playing Mr. Hardcastle in a UK tour of the eighteenth century comedy She Stoops to Conquer. The play is co-produced by the Birmingham Repertory Theatre (where the play opened last year) and the Touring Consortium, which has an education programme about the play available here. Dates and links to theatres' websites are listed below.
22-26 January: NOTTINGHAM, Theatre Royal
29 January - 2 February: BELFAST, Grand Opera House
12-16 February: EDINBURGH, King's Theatre
19–23 February: GLASGOW, Theatre Royal
26 February-1 March: ABERDEEN, His Majesty's Theatre
4-8 March: EASTBOURNE, Devonshire Park Theatre
11-15 March: CARDIFF, New Theatre
18-22 March: RICHMOND, Richmond Theatre
25-29 March: CAMBRIDGE, Cambridge Arts Theatre
1-5 April: GUILDFORD, Yvonne Arnaud Theatre
8-12 April: CHELTENHAM, Everyman Theatre
15-19 April: DARLINGTON, Civic Theatre
21-26 April: BATH, Theatre Royal Bath
The Nottingham Evening Post has a brief review of the production.