It seems there may have been at least 8 shows and 24 listed appearances. With 3 people per show, Wikipedia has all appearances listed. The host/captains/regulars have included Reginald D. Hunter (Regular × 8), Andy Hamilton (Regular × 8), Clare Balding (Regular × 3).
Guest appearances i.e. ignoring the host/captains/regulars:
Guests i.e. ignoring the host/captains/regulars:
Last updated: 2016/02/07