Q: In this task, you're given a statement, further information available on a particular linked term from the statement, and a question. Your job is to generate the answer to the question by using the information provided. If there is no clear answer obtainable, output 'none'.
Context: Muir and Norden wrote the sitcom Brothers in Law, an early series featuring Richard Briers, and its spin-off Mr Justice Duncannon. Link Information: Mr Justice Duncannon was a British sitcom that aired on BBC TV in 1963. It is a spin-off of Brothers in Law and starred Andrew Cruickshank as a London judge. Question: Who starred in the spin-off of Brothers in Law?
A:
Answer: Andrew Cruickshank