Cast: Denis Quilley (Commander Traynor), Iris Russell (Jean Skinner), Derek Benfield (Skinner), John Alkin (Frank), Sandor Eles (Gottfried), Paul Humpoletz (Graz), John Garrie (Arthur Griffiths), Royston Tickner (George Bradley), Peter Sproule (Ferris), John Abbott (Phipps), Kenneth Watson (Dr. Fordyce), Virginia Balfour (Alice Fortune), Sally Templer (Sarah), Hilary Minster (German Sailor)
Written By: Bruce Stewart
Directed By: John Cooper (uncredited)
Ep: 2
The Wrong End of Time, Part 2
Cast: Denis Quilley (Commander Traynor), Iris Russell (Jean Skinner), Derek Benfield (Skinner), John Alkin (Frank), Sandor Eles (Gottfried), Paul Humpoletz (Graz), Kenneth Watson (Dr. Fordyce), Virginia Balfour (Alice Fortune), Sally Templer (Sarah), Hilary Minster (German Sailor)
Written By: Bruce Stewart
Directed By: John Cooper (uncredited)
Ep: 3
The Wrong End of Time, Part 3
Cast: Denis Quilley (Commander Traynor), Iris Russell (Jean Skinner), Derek Benfield (Skinner), John Alkin (Frank), Sandor Eles (Gottfried), Paul Humpoletz (Graz), Hilary Minster (Fritz), Royston Tickner (George Bradley), Sally Templer (Sarah)
Written By: Bruce Stewart
Directed By: John Cooper (uncredited)
Ep: 4
The Wrong End of Time, Part 4
Cast: Denis Quilley (Commander Traynor), Iris Russell (Jean Skinner), Derek Benfield (Skinner), John Alkin (Frank), Sandor Eles (Gottfried), Paul Humpoletz (Graz), Hilary Minster (Fritz), Royston Tickner (George Bradley), Sally Templer (Sarah)
Written By: Bruce Stewart
Directed By: John Cooper (uncredited)
Ep: 5
The Wrong End of Time, Part 5
Cast: Denis Quilley (Commander Traynor), Iris Russell (Jean Skinner), Derek Benfield (Skinner), John Alkin (Frank), Sandor Eles (Gottfried), Paul Humpoletz (Graz), Hilary Minster (Fritz), Royston Tickner (George Bradley)
Written By: Bruce Stewart
Directed By: John Cooper (uncredited)
Ep: 6
The Wrong End of Time, Part 6
Cast: Denis Quilley (Commander Traynor), Iris Russell (Jean Skinner), Derek Benfield (Skinner), John Alkin (Frank), Sandor Eles (Gottfried), Paul Humpoletz (Graz), Hilary Minster (Fritz), Royston Tickner (George Bradley)
Written By: Bruce Stewart
Directed By: John Cooper (uncredited)
Ep: 7
The Time of the Ice Box, Part 1
Introduction: Peter Fairley
Cast: Derek Benfield (Skinner), Iris Russell (Jean Skinner), Denis Quilley (Commander Traynor), John Barron (Devereaux), Mary Preston (Beth Skinner), Peggy Thorpe-Bates (Dr. Edith Joynton), John Barcroft (Dr. Bukov), Robert Oates (Larry)
Written By: Bruce Stewart
Directed By: Peter Jefferies
Ep: 8
The Time of the Ice Box, Part 2
Cast: Derek Benfield (Skinner), Iris Russell (Jean Skinner), Denis Quilley (Commander Traynor), John Barron (Devereaux), Mary Preston (Beth Skinner), Peggy Thorpe-Bates (Dr. Edith Joynton), John Barcroft (Dr. Bukov)
Written By: Bruce Stewart
Directed By: Peter Jefferies
Ep: 9
The Time of the Ice Box, Part 3
Cast: Iris Russell (Jean Skinner), John Barron (Devereaux), Mary Preston (Beth Skinner), Peggy Thorpe-Bates (Dr. Edith Joynton), John Barcroft (Dr. Bukov), Robert Oates (Larry)
Written By: Bruce Stewart
Directed By: Peter Jefferies
Ep: 10
The Time of the Ice Box, Part 4
Cast: Iris Russell (Jean Skinner), John Barron (Devereaux), Mary Preston (Beth Skinner), Peggy Thorpe-Bates (Dr. Edith Joynton), John Barcroft (Dr. Bukov), Robert Oates (Larry)
Written By: Bruce Stewart
Directed By: Peter Jefferies
Ep: 11
The Time of the Ice Box, Part 5
Cast: Iris Russell (Jean Skinner), Derek Benfield (Frank Skinner), John Barron (Devereaux), Mary Preston (Beth Skinner), Peggy Thorpe-Bates (Dr. Edith Joynton), John Barcroft (Dr. Bukov), Robert Oates (Larry)
Written By: Bruce Stewart
Directed By: Peter Jefferies
Ep: 12
The Time of the Ice Box, Part 6
Cast: Iris Russell (Jean Skinner), Derek Benfield (Frank Skinner), John Barron (Devereaux), Mary Preston (Beth Skinner), John Barcroft (Dr. Bukov), Robert Oates (Larry)
Written By: Bruce Stewart
Directed By: Peter Jefferies
Ep: 13
The Year of the Burn Up, Part 1
Cast: Iris Russell (Jean Skinner), Derek Benfield (Skinner), Denis Quilley (Commander Traynor), Mary Preston (Beth), David Graham (2957), Teresa Scoble (Miss Stebbins), Merdel Jordine (Vera)
Written By: Bruce Stewart
Directed By: Ron Francis
Ep: 14
The Year of the Burn Up, Part 2
Cast: Denis Quilley (Commander Traynor), Mary Preston (Beth Skinner), David Graham (2957), Brian Pettifer (Paul), Merdel Jordine (Vera), Ian Fairbairn (Alpha 4), Teresa Scoble (Alpha 16), Lisa Scoble (Alpha 17)
Written By: Bruce Stewart
Directed By: Peter Jefferies
Ep: 15
The Year of the Burn Up, Part 3
Cast: Denis Quilley (Commander Traynor), Mary Preston (Beth Skinner), David Graham (2957), Brian Pettifer (Paul), Merdel Jordine (Vera), Ian Fairbairn (Alpha 4), Teresa Scoble (Alpha 16), Lisa Scoble (Alpha 17), Patrick Durkin (Delta 22)
Written By: Bruce Stewart
Directed By: Peter Jefferies
Ep: 16
The Year of the Burn Up, Part 4
Cast: Denis Quilley (Commander Traynor), Mary Preston (Beth Skinner), David Graham (2957), Brian Pettifer (Paul), Merdel Jordine (Vera), Ian Fairbairn (Alpha 4), Teresa Scoble (Alpha 16), Lisa Scoble (Alpha 17), Patrick Durkin (Delta 22)
Written By: Bruce Stewart
Directed By: Peter Jefferies
Ep: 17
The Year of the Burn Up, Part 5
Cast: Denis Quilley (Commander Traynor), Mary Preston (Beth Skinner), David Graham (2957), Brian Pettifer (Paul), Merdel Jordine (Vera), Ian Fairbairn (Alpha 4), Teresa Scoble (Alpha 16), Lisa Scoble (Alpha 17), Patrick Durkin (Delta 22)
Written By: Bruce Stewart
Directed By: Peter Jefferies
Ep: 18
The Year of the Burn Up, Part 6
Cast: Denis Quilley (Commander Traynor), Mary Preston (Beth Skinner), David Graham (2957), Brian Pettifer (Paul), Merdel Jordine (Vera), Ian Fairbairn (Alpha 4), Teresa Scoble (Alpha 16), Lisa Scoble (Alpha 17), Patrick Durkin (Delta 22)
Written By: Bruce Stewart
Directed By: Peter Jefferies
Ep: 19
The Year of the Burn Up, Part 7
Cast: Denis Quilley (Commander Traynor), Mary Preston (Beth Skinner), David Graham (2957), Brian Pettifer (Paul), Merdel Jordine (Vera), Ian Fairbairn (Alpha 4), Patrick Durkin (Delta 22)
Cast: Denis Quilley (Commander Traynor), Ian Fairbairn (Dr. Frazer), John Swindells (Pitman), Teresa Scoble (Stebbins), Mary Larkin (Maria), Bruce Beeby (Desk Attendant), Harry Davis (Commissionaire), Dennis Balcombe (Driver)
Written By: Victor Pemberton
Directed By: David Foster
Ep: 22
The Day of the Clone, Part 2
Cast: Denis Quilley (Commander Traynor), John Barron (Devereaux), Ian Fairbairn (Dr. Frazer), Derek Sydney (De Sarem), John Cazabon (Mr. Randall), Mary Larkin (Maria), Bruce Beeby (Desk Attendant), John Herrington (News Vendor)
Written By: Victor Pemberton
Directed By: David Foster
Ep: 23
The Day of the Clone, Part 3
Cast: John Barron (Devereaux), Denis Quilley (Commander Traynor), Derek Sydney (De Sarem), Ian Fairbairn (Dr. Frazer), Mary Larkin (Maria), Hilary Liddell (Ward Sister), Bruce Beeby (Desk Attendant)
Written By: Victor Pemberton
Directed By: David Foster
Ep: 24
The Day of the Clone, Part 4
Cast: Iris Russell (Jean Skinner), Derek Benfield (Skinner), Denis Quilley (Commander Traynor), John Barron (Devereaux), John Cazabon (Mr. Randall), Mary Larkin (Maria), Ian Fairbairn (Dr. Frazer), Derek Sydney (De Sarem), Keith Grenville (Dr. Ferguson), Richard Thorp (George Pointer)
Written By: Victor Pemberton
Directed By: David Foster
Ep: 25
The Day of the Clone, Part 5
Cast: Iris Russell (Jean Skinner), Derek Benfield (Skinner), Denis Quilley (Commander Traynor), Ian Fairbairn (Dr. Frazer), John Swindells (Pitman), John Cazabon (Randall), Teresa Scoble (Miss Stebbins)
Written By: Victor Pemberton
Directed By: Ron Francis
Ep: 26
The Day of the Clone, Part 6
Cast: Iris Russell (Jean Skinner), Derek Benfield (Skinner), Denis Quilley (Commander Traynor), Ian Fairbairn (Dr. Frazer), John Swindells (Pitman), Bruce Beeby (Desk Attendant)