• 
  Tony Bateman

  Lord Fingalby (as Anthony Bateman)
• 
  Janet Bradbury

  Ludmilla Leeper
• 
  Peter Copley

  Doctor Paul Nugent
• 
  Kenneth Edwards

  Mr. Boone
• 
  Peter Hempson

  Corinne Leeper
• 
  Philip Latham

  Clifford Leeper
• 
  Kathleen Michael

  Blanche Silcox
• 
  Dandy Nichols

  Miss Malpas

• 
  Barbara Ogilvie

  Mrs. Plender
• 
  Siân Phillips

  Imogen Gresham
• 
  Nicholas Selby

  Nigel Parker
• 
  Horace Sequeira

  Adam (as Horace Sequiera)
• 
  Ruth Trouncer

  Cecil Stonor
• 
  Jeremy Ward

  Gavin Gresham
• 
  Heather Clifton

  Varvara Leeper