Series Directed by
| Robert Tronson | ... | (7 episodes, 1973-1974) |
| Ron Francis | ... | (5 episodes, 1973-1976) |
| John Cooper | ... | (3 episodes, 1973-1976) |
| Hugh Munro | ... | (3 episodes, 1974) |
| John Nelson-Burton | ... | (3 episodes, 1976) |
| Malcolm Taylor | ... | (2 episodes, 1974) |
| Tony Wharmby | ... | (2 episodes, 1974) |
| Richard Bramall | ... | (2 episodes, 1976) |
| Gareth Davies | ... | (1 episode, 1973) |
| Desmond McCarthy | ... | (1 episode, 1973) |
| Victor Menzies | ... | (1 episode, 1974) |
| Peter Jefferies | ... | (1 episode, 1976) |
Series Writing Credits
| Ted Willis | ... | (creator) (39 episodes, 1973-1976) |
| Ted Willis | ... | (writer) (1 episode, 1973) |
| Richard Harris | ... | (writer) (4 episodes, 1973-1974) |
| Richard Harris | ... | (written by) (1 episode, 1973) |
| Leslie Duxbury | ... | (2 episodes, 1973-1974) |
| Leslie Duxbury | ... | (writer) (1 episode, 1973) |
| Peter Hammond | ... | (2 episodes, 1973) |
| Nicholas Palmer | ... | (by) (2 episodes, 1973) |
| Bob Baker | ... | (writer) (2 episodes, 1974-1976) |
| Dave Martin | ... | (writer) (2 episodes, 1974-1976) |
| Bill Barron | ... | (writer) (1 episode, 1973) |
| James Doran | ... | (writer) (1 episode, 1973) |
| Roger Ormerod | ... | (writer) (1 episode, 1973) |
| Brian Finch | ... | (writer) (1 episode, 1976) |
| Roger Marshall | ... | (writer) (1 episode, 1976) |
| Jack Ronder | ... | (writer) (1 episode, 1976) |
Series Cast
Series Produced by
| John Cooper | ... | producer (14 episodes, 1973-1976) |
Series Music by
| Derek Scott | ... | (unknown episodes) |
Series Editing by
| Stan Staffe | ... | (1 episode, 1973) |
Series Production Design by
| Colin Andrews | ... | (4 episodes, 1973-1974) |
| John Newton Clarke | ... | (3 episodes, 1973-1974) |
| Trevor Patterson | ... | (3 episodes, 1973) |
| Gerry Roberts | ... | (3 episodes, 1973) |
| Ken Wheatley | ... | (2 episodes, 1973) |
| Roger Allan | ... | (2 episodes, 1974-1976) |
| Ray White | ... | (2 episodes, 1974) |
| Vic Symonds | ... | (1 episode, 1973) |
| Michael Eve | ... | (1 episode, 1974) |
| Richard Lake | ... | (1 episode, 1974) |
| Michael Bramhall | ... | (1 episode, 1976) |
| David Chandler | ... | (1 episode, 1976) |
| Don Fisher | ... | (1 episode, 1976) |
| Stanley Mills | ... | (1 episode, 1976) |
Series Camera and Electrical Department
| Charles Stewart | ... | film cameraman (1 episode, 1973) |
Series Music Department
| Derek Scott | ... | title music (3 episodes, 1973) |
Series Script and Continuity Department
| Nicholas Palmer | ... | script editor (7 episodes, 1973-1974) |
| Richard Harris | ... | script editor (5 episodes, 1974-1976) |
| Nicholas Palmer | ... | script editor (1 episode, 1973) |
Series Additional Crew
| Ex-Det. Supt. S. Woolfenden | ... | police adviser / police advisor (5 episodes, 1973-1974) |
