A half-hour 1950s detective television series that took different forms and titles during its run. From October 1951 to June 1954, ABC Mystery Theater stars Tom Conway as the titular character, a plainclothes English detective working with the NYPD Homicide Division. The Vise (seasons 1–4): Donald Gray portrays Saber as a one-armed private detective based in London. Broadcast on ABC from October 1954 to June 1957. Saber of London (seasons 5–7): Gray reprises his role in this final iteration, broadcast on NBC from September 1957 to May 1960.
Mark Saber (Season 7)
Broken Journey (Episode 1)
Air date: 1959-09-06
Runtime: 30 min
Overview: An elderly employee of a jewelry firm carrying a bag of diamonds stops in at a roadside restaurant for a cup of coffee and disappears. Convinced that he is not a thief, his daughter appeals to Mark Saber to find him and prove his innocence.
Cousin from Montreal (Episode 2)
Air date: 1959-09-13
Runtime: 30 min
Overview: Gang member wants out and is beaten to death for it. When the case goes cold after a month, Sabre gets the job.
The Big Stone (Episode 3)
Air date: 1959-09-20
Runtime: 30 min
Overview: Ross the Jewellers received an uncut diamond from Wainwrights worth £50,000. They polished it and courier, Jessica Roberts was taking it to Jonathan French to be cut. A car pulls up and a man steals the diamond. Mark Saber is called in.
Ordeal of Fear (Episode 4)
Air date: 1959-09-27
Runtime: 30 min
Overview: When a new bride feels uneasy in her husband's home, he confesses that this place holds unhappy memories of his first wife. Later, the man is found dead.
Murder with Make-Up (Episode 5)
Air date: 1959-10-04
Runtime: 30 min
Damages (Episode 6)
Air date: 1959-10-11
Runtime: 30 min
Overview: Sam Hawtrey falls down a flight of stairs leaving him paralised. Acme Insurance Company believe he is faking but are willing to pay £2,000 in good faith. Hawtrey turns the offer down so Acme boss Mr. Robinson calls Mark Saber to find out.
Lost and Found (Episode 7)
Air date: 1959-10-18
Runtime: 30 min
Overview: American Kim Muller arrives in Britain to work for lecturer Mr. Harding. She finds his dead body but knocked unconscious. No body is found and his housekeeper says he is in Scotland. Mark Saber offers to help when Harding is found shot.
Full Moon (Episode 8)
Air date: 1959-10-25
Runtime: 30 min
Overview: The body of Dora Daine is discovered, by the police. This is the third murder of it's kind and is known as the "Full Moon Murders". The suspect "John Smith" has many alias's. Ann learns he is now in Brighton using the name Captain Brigham.
Scream in the Night (Episode 9)
Air date: 1960-04-03
Runtime: 30 min
Overview: William Pelham, the accountant for Inter Dominion Builders jumps to his death. It's called suicide and his family will get nothing, once his gambling debts are paid. Mark Saber believes it's murder and sets a trap to smoke out the killer.
A Boxful of Tragedy (Episode 10)
Air date: 1960-04-10
Runtime: 30 min
Overview: After a man aggressively bargains for a uninteresting jewel case, Mark Spencer must find out the significance of the jewel cases after an antiques dealer is found dead.
Kill and Run (Episode 11)
Air date: 1960-04-17
Runtime: 30 min
Overview: When Irene Saunders' husband is killed by a hit-and-run driver, there is an obvious suspect - too obvious for Mark Saber.
Florentine Madonna (Episode 12)
Air date: 1960-04-24
Runtime: 30 min
Overview: Michael Gerard is selling forgeries and getting Jim Peters to paint them. When Peters disappears his wife contacts Mark Saber for help. Gerard is planning to steal the Madonna from the Grosvenor Art Gallery and replace it with Peters copy.
The Last Chapter (Episode 13)
Air date: 1960-05-01
Runtime: 30 min
Sweetheart, Beware! (Episode 14)
Air date: 1960-05-08
Runtime: 30 min
Overview: Martin Haigh is struggling to come to terms with the death of his wife in a plane crash and is fixated with survivor Capt. Glen Ramsey. When Ramsey returns home, he discovers his room wrecked and his dog killed. Mark Saber is called in.

Seasons
Episodes 39
Episodes 26
Episodes 26
Episodes 39
Episodes 38
Episodes 38
Episodes 14