On Friday the 21st of November 2008, Tom Baker (The 4th Doctor), Nicholas Courtney (The Brigadier), David Troughton (Classic & New Series actor) and Doug Rollins (Dave in the Torchwood series two episode Sleeper) will all be signing at The Stamp Centre, otherwise known as SciFi Collector. The signing begins from 10:00am at 79 Strand in London. Also Lis Sladen, Tommy Knight and Daniel Anthony from The Sarah Jane Adventures will be appearing at the Borders in Oxford Street this Saturday for a signing but more will be posted on that early on Saturday.