• 
  Jon Glover

  Mr. Walker
• 
  Perdita Avery

  Miss Irma Hooper
• 
  Alex Robertson

  Mr. Eric Brewer
• 
  Alix Dunmore

  Miss Blanche Janus
• 
  Mia Austen

  Miss Bufton
• 
  Philip Labey

  Hec. Hammond
• 
  James G. Nunn

  Birkenshaw
• 
  Zoe Karpeta

  Doris

• 
  Marty Cruickshank

  Miss Willesden
• 
  Susanna Jennings

  Miss Pat Milligan
• 
  Helen Wort

  Mrs. Middleton
• 
  Mollie Simmonds

  Hammond Sibling #1
• 
  Lucas Miles

  Hammond Sibling #2
• 
  Eva Miles

  Hammond Sibling #3
• 
  Dominic Darling

  Hammond Sibling #4

• 
  Ewan Bird

  Hammond Baby
• 
  Amelie Wort

  Hammond Sibling #5
• 
  Marty Cruikshank

  Miss Willesden (as Marty Cruickshank)