Season 1
Episode: 1x01 | Airdate: Sep 3, 1975
Staying in a London hotel in 1875, Julia is awoken by the voice of a girl from a nearby room. On entering she discovers a girl who is ill in a 1970s-style room with unusual appliances. While she is in there, a fire breaks out and the room she had been staying in is burned to a shell. The next morning, the landlady is shocked to find Julia alive and well, but insists that no such room exists. Julia surmises that she was saved by a ghost from the future.
Starring: Jane Wymark, Bernadette McKenna, Daphne Slater and John Nettleton
Episode: 1x02 | Airdate: Sep 10, 1975
Two schoolboys in a Welsh mining village find themselves locked in the school after hours. A series of supernatural events occur and they discover an old skull hidden away. Bringing it out into the open and giving it a resting place, the doors open and they leave.
Starring: Gareth Thomas, Rhys Powys and Lyn Jones
Episode: 1x03 | Airdate: Sep 17, 1975
Arriving at her Uncle's house, Jill becomes obsessed with the story of a witch who was killed there.
Starring: Georgina Kean, Wendy Gifford, Neville Barber and Jasper Jacob
Episode: 1x04 | Airdate: Sep 24, 1975
Sue and Gerry find themselves stranded in an old waiting room at a train station. They find themselves back in 1925 and witness a train crash. On returning to 1975, they find the same events beginning to play out.
Starring: Jenny Agutter, Paul Henley, George Innes and Beth Harris
Episode: 1x05 | Airdate: Oct 1, 1975
Karen, Dawn and Phil are visiting a Tudor mansion and decide to stay the night. They begin acting strangely as the former occupants of the house begin to take them over.
Starring: Pauline Quirke, Richard Willis, James Cossins and Susan Parriss
Episode: 1x06 | Airdate: Oct 8, 1975
A man with strange powers named Mr Stabs arrives at a house with his servant. On finding an old bank robber's shoes, he begins to take on his character until the bank robber himself returns from the grave.
Starring: Russell Hunter, Barry Stanton, Gordon Gostelow, Ron Pember, Kenneth Caswell, John Abineri and Valentine Dyall
Episode: 1x07 | Airdate: Oct 15, 1975
A man brings home a distorting lens and places it on the window. One by one his children begin to see visions of the past through it. Claiming it to be impossible, he finally sees it himself and orders the people within to leave them alone. The lens promptly melts.
Starring: Sophie Ward, John Woodvine, Roy Jacobs, Gwyneth Strong and Aimée Delamain
Season 2
Episode: 2x01 | Airdate: Jul 28, 1976
A girl, living unhappily in a foster home, seeks magical assistance from a king of Ancient Britons.
Starring: Alex McCrindle, Barbara Keogh, Hannah Isaacson, Joan Scott, Karen Archer, Pat Beckett, Andrew Paul
Episode: 2x02 | Airdate: Aug 4, 1976
A girl imagines herself as a maid in a Victorian doll's house.
Starring: Coral Atkins, Sally Lahee, Neville Barber, Brenda Cowling, Elaine Button, Katrina Rose, Craig McFarlane
Episode: 2x03 | Airdate: Aug 11, 1976
A retired gamekeeper tells his grandson about the horn dance.
Starring: John Barrett, Priscilla Morgan, Dougal Rose
Episode: 2x04 | Airdate: Aug 18, 1976
A man, evacuated from London to the country as a child, returns to face his fear.
Starring: Alex Scott, Shelagh Fraser, Brian Glover, Hugh Morton, Margot Field, Carolyn Courage, Graham Kennedy
Episode: 2x05 | Airdate: Aug 25, 1976
A schoolboy relives the quest of a Grail knight.
Starring: Paul Aston, Zelah Clarke, Ann Lynn, Tim Barrett, Norman Rossington, Chris Cregan
Episode: 2x06 | Airdate: Sep 1, 1976
A house is haunted by a blind Greek man named Stratos.
Starring: John Sanderson, Julia Lewis, Murray Brown
Season 3
Episode: 3x01 | Airdate: Sep 20, 1978
A man and his daughter wait for a homing pigeon in a French farmhouse.
Starring: Ronald Hines, Tina Heath, Anna Korwin, Stephen Galloway
Episode: 3x02 | Airdate: Sep 27, 1978
A television producer visits a village in Dorset to find an ex-ballerina.
Starring: Christopher Lillicrap, Joan Greenwood, Bryan Pringle, June Brown, Duncan Lamont, Vicky Spencer, Noel Johnson
Episode: 3x03 | Airdate: Oct 4, 1978
An old magician learns a new trick.
Starring: Clive Swift, Caroline Embling, Jacqueline Pearce
Episode: 3x04 | Airdate: Oct 11, 1978
Young Merlin is in danger from a Saxon lord.
Starring: Donald Houston, Rachel Thomas, Archie Tew, Margaret John, Cassandra Harris, Ian Rowlands
Episode: 3x05 | Airdate: Oct 18, 1978
An old man plots to vandalise a park and blame it on children.
Starring: George A. Cooper, Brian Wilde, Paul Watson, William Smoker, James Ottaway, Charles Morgan, Niall Padden
Episode: 3x06 | Airdate: Oct 25, 1978
Two princes are given a quest for magic to save the kingdom.
Starring: Peter Duncan, Prue Clarke, Simon Turner, Rachel Herbert, George Claydon, Brian Peck, Olaf Pooley
Episode: 3x07 | Airdate: Nov 1, 1978
A girl is employed as a maid in a manor house dominated by a tyrannical nanny.
Starring: Madge Ryan, Gwyneth Strong, Adrienne Posta, Jeanne Watts, George Waring, Paul Angelis, Joshua White, Julia Swift, Timothy Stamp