We don't have a biography for Bertie Mueller yet. Hang in there, or go ahead and contribute one.
Appearances
When We Go to War
Guest cast, played by John Leigh
- Episode 1x01: Bea's Letter (Apr 26, 2015)
- Episode 1x03: Harry's Letter (May 3, 2015)
- Episode 1x04: Awa's Letter (May 10, 2015)