John Buick

as Owain, King of Strathclyde

as Old Hebridean (1 episode)

as Bob Kirk

as Maurice Ross (3 episodes)

as Terry Rainbird

as Postie

as Ali

as Mr Kerley

as Removal Man (1 episode)

as Neil Quaritch (3 episodes)

as Professor Crum-Brown (1 episode)

as Willie

as Waiter (1 episode), as DS Chris Sheppard (1 episode)