Challenge of the Yukon — 1946
54 episodes broadcast in 1946.
January 3, 1946
The Grave Robbers
In a land where even the graves hold gold nuggets, claim jumpers stoop to robbing the dead.
When a storekeeper's furs, gold, and mail dog team are stolen, he learns just how far a dog's loyalty will carry.
A spoiled rich boy shoves a poor miner's son and his dog into an abandoned mine, jeopardizing a big business deal in the bargain.
A millionaire's missing daughter has slipped off to the Yukon to search for her fiance, and Preston is asked to find her.
A blind man's only companion is his dog Rex, until he inherits $100,000 and two crooks plot to kidnap the animal.
February 7, 1946
The Blind Man
An incurable practical joker meets his match when two men answer his pranks with a lit stick of dynamite.
A destructive young pup complicates matters as two crooks scheme to cheat Pete out of his grubstake share.
An Eskimo village lives in dread of Ulak, a witch whose 'shadow' is said to kill, and Preston probes the source of her power.
A rabid wolf leads Preston to an Indian village and to the white men peddling liquor there.
Butch Rand, a hulking bully, tries to push Preston around and even makes off with his dog team.
Father Donovan comes to the aid of a man shot and robbed -- or so it first appears.
Two old miners court the same widow; when one is robbed and blames the other, Preston reveals what really happened.
A killer escapes jail, rejoins his girl, and heads north bent on revenge against Sergeant Preston.
A mail-order bride and her lame brother arrive just before Ned Gordon's murder -- is there a connection?
Preston borrows a miner's dog to help him run down two claim jumpers.
Hurt in an avalanche after a mail robbery, Preston has only the scrap of parka King tore away -- and it points the wrong way.
Two embezzlers use a simple-minded man to steal a gold cache, though all poor Bill really wants is a soft puppy.
Sent to the far north to arrest an Eskimo killer, an injured Preston ends up at the man's mercy.
A boy forced to sell his beloved dog loses the animal to bank robbers who need it for their getaway.
A dour recluse just cleared of an old crime has $50,000 in gold hidden away -- and unwanted attention closing in.
A newly widowed woman means to work the family claim, but two men plot a fatal 'accident' to jump it.
After his father's death, a boy's life is in danger, with only his dog to protect him.
Preston tells a young admirer the story of how he first met his famous lead dog, King.
A sharpshooting young woman dazzles Dawson, but she is guarding a secret.
A robber is found shot on the trail with his stolen gold missing, and a gluttonous puppy may hold the answer.
A boy and his father rescue a pup from a trapline robber who has been beating the dog.
July 15, 1946
The Beaver Dam
A boy's rare live-trapped silver fox may be the only thing that can pay off his father's loan shark.
August 8, 1946
The Blind Wolf
Five robberies and two killings baffle Moose Jaw, each striking a big gambling winner whose only confidants had perfect alibis.
A very large, very dim man tries to kill Preston to get his dog back.
A trading-post holdup lands Sergeant Preston behind bars -- with King locked in the cell beside him.
September 5, 1946
Man Who Couldn't Remember
With diphtheria sweeping the Yukon and Preston himself stricken, only King can race the antitoxin back from Dawson City.
When a friend's race dog is poisoned before the big event, Preston 'sells' King for the day so the man still has a chance.
Preston unknowingly buys Champ, the dog belonging to blind Ben.
Two boys and their dog stumble on a cave stuffed with a fortune in furs, just as Preston hunts the thieves who cached them.
October 10, 1946
One-Man Cat
October 17, 1946
False Alarm
October 24, 1946
The Deer Head
October 31, 1946
The Timber Wolf
Preston takes an Eskimo guide to track ruthless killers in the mountains -- the last Mountie sent after them was never seen again.
Two men break out of the Selkirk jail; one wants a fair retrial, the other turns to murder.
A couple inherit half a gold mine each and half a map apiece -- if they can get past a cat and its missing collar.
In a flashback, a kidnapped priest and missing church funds cast suspicion on his successor, until Father Haley's dog helps Preston.
A batch of gold vanishes despite the guard dog Lobo, and Preston -- first name William -- means to learn how.
The whole town is stirred up over a coming dog fight, with two men rigging the odds and no one minding the schoolhouse.
A poor boy longs for a dog while a spoiled rich kid mistreats his and lets the expecting Lady run off.
A man's uncle is murdered in his cabin by a big, lame stranger, and an innocent-seeming girl proves to be the real killer.
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