← Mr. Keen, Tracer of Lost Persons
Mr. Keen, Tracer of Lost Persons — 1950
52 episodes broadcast in 1950.
A psychiatrist's married daughter is killed just after he warns her an escaped, vengeful patient is loose.
January 12, 1950
Murder on the Sightseeing Bus
A bride barely a week married is murdered on her honeymoon, and Keen probes the new husband.
Keen investigates the killing of a man who never reached the bachelors' party he was bound for.
February 2, 1950
The Weeping Willow Murder Case
A celebrated jewel thief going straight calls Keen for help -- and is dead before he can say why.
A wife swears she saw her husband's old rival at the window; hours later the husband is dead.
March 2, 1950
The Haunted House Murder Case
A young man asks Keen to look into the strangling of his sister, a promising concert pianist.
After a jealous husband challenges a noted architect over his wife, the architect turns up murdered.
March 23, 1950
The Yellow Parrot Murder Case
March 30, 1950
The Fashion Model Murder Case
A police-detective friend of Keen and Clancy is killed while working a charity-theft case.
Keen investigates the murder of a reclusive millionaire and the household that stood to gain.
A wealthy heiress is murdered at her country club, and Keen sifts the members' secrets.
A frightened wife comes to Keen convinced her husband killed the old boyfriend she left behind.
A woman dies of a cobra's bite aboard a cruise ship, and Keen asks how the snake got there.
A rich man's car vanishes and returns with the body of his daughter's suitor in the back seat.
May 18, 1950
Missing Countess
A wealthy man is murdered at home by an intruder who came in through a broken window.
A woman begs her sister to fetch her from a newly rented house, then vanishes before the sister arrives.
June 8, 1950
The Quicksand Murder Case
A wealthy man is poisoned at his own dinner table, and Keen reads the warning that came before.
June 22, 1950
The Diamond Mine Murder Case
June 29, 1950
The Dance Hall Murder Case
July 6, 1950
Murder and the Missing Clue
July 13, 1950
The Ice Cube Murder Case
July 20, 1950
Murder in the Old Curiosity Shop
July 27, 1950
Murder on a Foggy Night
August 3, 1950
The Silver Wedding Murder Case
August 10, 1950
Model for Murder
August 17, 1950
The Emerald Necklace Murder Case
August 24, 1950
Murder and the Howling Ghost
August 31, 1950
Murder and the Sacred Tiger
September 7, 1950
The Lighthouse Murder Case
September 14, 1950
The Silver Treasure Murder Case
September 21, 1950
Murder in the Elevator
September 28, 1950
The Swiss Clock Murder Case
October 5, 1950
Murder and the Phantom Voice
October 12, 1950
The Hitchhiker Murder Case
October 19, 1950
The Beautiful Dancer Murder Case
October 26, 1950
Man Who Wanted to Murder
November 2, 1950
The Lonely Acres Murder Case
November 9, 1950
The One-Legged Man Murder Case
November 16, 1950
The Gorilla Murder Case
November 23, 1950
The Music Box Murder Case
November 30, 1950
The Eight Million Dollar Murder Case
December 7, 1950
Redheaded Murderer
December 14, 1950
The Powder Puff Murder Case
December 21, 1950
Murder and the Voodoo Doll
December 28, 1950
Murder and the Poisoned Towel
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