Each episode featured, apart from Palin, well-known guest actors including Ian Ogilvy, Kenneth Colley, Liz Smith, Roy Kinnear, Frank Middlemass, Iain Cuthbertson, John Le Mesurier, Jan Francis, Denholm Elliott, Harold Innocent, Richard Vernon, Joan Sanderson and others.
He has been played several times in adaptations of Tom Brown's School Days, including by Sir Cedric Hardwicke in the 1940 film version, Robert Newton in the 1951 film version, Iain Cuthbertson in the 1971 television version and Stephen Fry in the 2005 television version.
Iain Banks | Iain Matthews | Iain Ballamy | Iain Sinclair | Iain Glen | Iain Duncan Smith | Iain Burnside | Iain Stirling | Iain Rogerson | Iain Pears | Iain Macleod | Iain Forsyth and Jane Pollard | Iain Evans | Iain Douglas-Hamilton | Iain Cuthbertson | Lauren Cuthbertson | Iain Stables | Iain Sproat | Iain McIntyre | Iain Lee | Iain Jennings | Iain Hamilton Grant | Iain Archer | Allan Cuthbertson | Iain Turner | Iain Tuckett | Iain Torrance | Iain Sutherland | Iain Paxton | Iain Overton |