Cast & crew
The Thirty Nine Steps (1978)
Directed by Don Sharp Written by Michael Robson
Cast
| Robert Powell | Richard Bailey |
| David Warner | Appleton |
| Eric Porter | Lomas |
| Karen Dotrice | Mackenzie Valentine |
| John Mills | Scudder |
| George Baker | Bullivant |
| Ronald Pickup | Grenville Bayliss |
| Donald Pickering | Marshall Grant |
| Timothy West | Porton |
| Miles Anderson | David |
| Andrew Keir | Rohan |
| Robert Flemyng | Magistrate |
| William Squire | Harkness |
| Paul McDowell | Todo McLean |
| David Collings | Tillotson |
| John Normington | Fletcher |
| John Welsh | Sandy Lord |
| Edward de Souza | Woodville |
| Tony Steedman | Admiral Kelso |
| John Grieve | Eileen Forbes |
| Joan Henley | Lady Beltham |
| Andrew Downie | Stewart |
| Donald Bisset | Renfrew |
| Derek Anders | Donald Kessler |
| Oliver Maguire | Davi Martins |
| James Garbutt | Tyrone 'Clean' Miller |
| Prentis Hancock | Perryman |
| Leo Dolan | Milkman on bicycle |
| Artro Morris | Scot |
| Robert Gillespie | Crombie |
| Raymond Young | White House Tour Guide |
| Paul Jerricho | Scott |
| Michael Bilton | Welton Vicar |
| Guy Standeven | (uncredited) |
| Jill Goldston | (uncredited) |
| James Payne | (uncredited) |
Crew
| John Coquillon | Director of Photography |
| Colin Skeaping | Stunt Coordinator |
| James Kenelm Clarke | Executive Producer |
| Michael Robson | Screenplay |
| Don Sharp | Director |
| John Buchan | Novel |
| Ed Welch | Music |
| Frank Bevis | Associate Producer |
| Percy Godbold | Property Buyer |
| Greg Smith | Producer |
| Eric Boyd-Perkins | Editor |