Venom

International terrorists attempt to kidnap a wealthy couple's child. Their plan comes unstuck, however, when a deadly Black Mamba, sent by mistake instead of a harmless snake, escapes and terrorizes both them and their hostages.

• 
  Piers Haggard

• 
  Klaus Kinski
  Jacques Müller (Jacmel)
• 
  Oliver Reed
  Dave Averconnelly
• 
  Nicol Williamson
  Cmdr. William Bulloch
• 
  Sarah Miles
  Dr. Marion Stowe
• 
  Sterling Hayden
  Howard Anderson
• 
  Cornelia Sharpe
  Ruth Hopkins
• 
  Lance Holcomb
  Philip Hopkins
• 
  Susan George
  Louise Andrews
• 
  Michael Gough
  David Ball
• 
  Mike Gwilym
  Det. Constable Dan Spencer
• 
  Edward Hardwicke
  Lord Dunning
• 
  John Forbes-Robertson
  Sgt. Nash
• 
  Hugh Lloyd
  Cab Driver
• 
  Rita Webb
  Mrs. Loewenthal
• 
  Maurice Colbourne
  Sampson
• 
  Nicholas Donnelly
  Superintendent
• 
  Ian Brimble
  Constable
• 
  Alan Ford
  Peters
• 
  Cyril Conway
  Man in 17
• 
  David Sterne
  Driver