Arnold Reed (played by Marius Goring) is a protagonist in The Secret Thread.
Tony (played by Brian Bedford) appears in The Secret Thread.
Ida (played by Ann Lynn) appears in The Secret Thread.
Gus (played by Robert Lang) appears in The Secret Thread.
Policeman (played by David Connell) appears in The Secret Thread.
PC Bell (played by J. Mark Roberts) appears in The Secret Thread.
Larry (played by Richard Bird) appears in The Secret Thread.
Police Inspector (played by Michael Collins) appears in The Secret Thread.