Four men attempt "The Knowledge" examination to qualify as London taxi drivers.
Mick Ford
Chris Matthews
Kim Taylforth
Janet
Nigel Hawthorne
Mr Burgess
Michael Elphick
Gordon Weller
David Ryall
Titanic Walters
Jonathan Lynn
Ted Margolies
Maureen Lipman
Brenda Weller
Lesley Joseph
Val
June Watson
Lillian
Philippa Howell
Mrs Staveley
