Lethbridge-Stewart: Top Secret Files was a free downloadable e-book omnibus containing both reprinted and previously unpublished material relating to the Lethbridge-Stewart novel series.
Contents
| Title | Author |
| Introduction | |
| The Ambush! (with extended scenes) | Andy Frankham-Allen |
| Companions: Fifty Years of Doctor Who Assistants - "We Won't Let Him Down" (extended final chapter) | Andy Frankham-Allen |
| What Lies Beyond | |
| My Life with the Brig | Graeme Harper |
| The Forgotten Son original opening | Andy Frankham-Allen |
| The New World - The Forgotten Son first chapter | Andy Frankham-Allen |
Notes
to be added