Career
He was most famous for voicing Boromir in the 1978 film The Lord of the Rings, as well as voicing Bigwig in the feature film Watership Down. Cox had a minor role in Richard Attenborough"s A Bridge Too Far and Cry Freedom. He appeared many times on stage and in television dramas such as Grange Hill, as kindly teacher Mr.
Butterworth.
He also starred with Derek Nimmo and Rosemary Leach in the television sitcom Life Begins At Forty.