- Unknown:
- Warren Chetham-Strode
- Production By:
- Audrey Cameron
- Robert Barlowe:
- Patrick Barr
- Kate Barlowe:
- Pauline Jameson
- Blakelock:
- John Charlesworth
- Canning:
- Hugh Munro
- Black (Blackie):
- Anthony Valentine
- Stifton (Stiffy):
- Wilfrid Downing
- Shoesmith (Boots):
- Donald McCorkindale
- Nellie, Doggert's daughter:
- Gwenda Wilson
- Annie, the maid:
- Freda Falconer
- John Tooting, a master:
- David Enders
- Sanderson:
- Melvin Hayes
- Frisby:
- Dawson France
- Mrs Rankin:
- Patsy Smart
- Arthur Holmes, a housemaster:
- Oliver Burt
- Rankin, another housemaster:
- Noel Johnson
- Mrs Holmes:
- Gwynne Whitby
