Challenge of the Yukon — 1949
130 episodes broadcast in 1949.
Two convicts burn down the jail and steal Preston's dog team, so King goes after the killers alone.
A man vanishes leaving only a bloodstain, then confesses he murdered his own twin brother.
After two robbers shoot mine guards and a boy goes missing, King rescues the child and helps recover the stolen money.
January 12, 1949
Peril for Preston
An orphan bear named Rudy, raised by the Baileys, greets two housebreakers to their sorrow.
A married pair of San Francisco reporters come to the Yukon, where a killer named Duke Brandon has reason to come after them again.
An ex-convict working at a bank is blackmailed into cracking a cafe safe.
Disguised as 'Forty Mile Bill,' Preston slips into Skagway and ends up working for Soapy Smith himself.
Three Mounties are killed near a deserted beach, and the locals blame the 'Devil.'
A trader's son steals his mother's money for a Klondike grubstake, with two killers in hot pursuit.
A prospector is found stabbed in the back, the knife handle carved with an incriminating initial.
A boy's mongrel pup fetches Preston after two men tie up the boy and his grandfather, burn the cabin, and steal their gold.
A dishonest lawyer schemes to slip a gambler in place of a rich man's long-absent son.
Preston and King bring in the body of the notorious Grizzly Grayson -- and are due for a big surprise.
A big black dog turned mean by mistreatment seeks revenge, until Preston and King show him he was born to pull a sled.
Bearded and undercover, Preston works to break up a ring of fur thieves centered on a trading post.
Shot and left in a canyon with one of the gang, Preston is saved when King digs up the stolen money and runs the robbers down.
A frightened man who saw his friend murdered is too afraid to tell what he knows.
A bank robbery strands Preston and two others overnight in the abandoned Doublecross Creek dance hall.
A murderer hiding as a dentist kills again, planting a dog's gold fang as a false clue.
As Dawson prepares for electric power, strange doings at Gopher Rapids draw Preston in.
With three men jailed for a murder that may have been bought, a kidnapping leads Preston to catch the culprits by signal flashlight.
A banker who cleaned out his own vault vanishes as his hired killers fall out, and Preston's friend gathers the evidence.
A gang plots to wreck a gold-laden riverboat, unaware the new lighthouse keeper -- and his wife aboard -- won't make it easy.
A gang robs the bank, the express office, and a prospector at Forty Mile, and the town wonders what can stop them.
Famed sharpshooter Trigger Bill Desmond comes to town, and his son is framed for murder.
Two bank robbers ride into Selkirk with Preston for unwitting company, and he nearly misses the boat in more ways than one.
Unlucky in love, 'Lucky' finds his good-luck charm has gotten him framed for murder.
An escaped bank robber takes shelter in a cabin, only to find its miserly owner freshly murdered.
Double-crossed and left to die as wolves close in, a robber is saved by a husky that King regards as a mate.
Two crooks scheme to wrest a played-out mine from owners who have been cheated before and are on their guard.
Has Yukon King turned coward? Preston puzzles over why his dog fled a fight as they reach the mill town of Caribou.
A stolen, disguised sled dog has a litter, and two men mean to let the pups freeze or starve.
Two badmen hired to guard a gold shipment have a killer dog named Thug -- as crooked as they are.
A wounded amnesiac is found carrying papers that mark him as a wanted killer -- but is he?
When fur robbers shoot a lawman, King defies orders and charges into a burning warehouse to save Preston.
An old couple strike it rich, and Preston spots one of his own wanted posters drifting on the river.
Two grifters rig an illegal dog fight, and Preston turns a twelve-year-old informant to stop it.
The weak son of an English nobleman toughens up at a Yukon mine for a rematch with a bully and kidnapper.
A found map to a gold mine leads to trouble, and King is ordered to jail when a boy shares the news.
A carnival knife thrower is accused when a bully turns up dead with a blade in his back.
While a geologist hunts for gold and his wife takes in washing, King is set to guard $100,000 in certificates -- and is chloroformed as the money disappears.
A young woman insists she has seen a werewolf, and her uncle threatens to have her locked away as insane.
Strange, seemingly supernatural events plague a mysterious cabin near Forty Mile.
A prospector goes to register his new claim, and two men tie up his wife and drive his ten-year-old son into the freezing wild.
A man is shot dead over a $1,000 loan, and Bob Clark confesses -- but the truth is not so simple.
A crooked lawyer and his henchman are bent on silencing the only witness before a murder trial can begin.
In one of the series' better melodramas, King is hurt beating back a twenty-strong wolf pack, then takes a bullet rescuing a little girl from a bear trap.
Freed after fifteen years, a man confronts the one who framed him, only to be framed again -- until a boy and his dog step in.
On sick leave, Preston helps a beautiful mine owner defend her rights against a ruthless rival.
Shot, starved, and struck by an arrow, Preston refuses to give up bringing in his man.
Traveling in plain clothes to trap a killer called the Sparrow, Preston is thrown overboard and saved by King.
A little girl is lost in a blizzard after two bank robbers descend on her grandfather, old Amos Benbow.
A woman who inherits her father's kennels stages a twenty-mile dog race, and her rival plays dirty.
A dying miner wills his fortune to family who must come north to claim it, and a lawyer hires a killer to stop them.
The Mounties' Royal Mail run is held up as part of a scheme to seize a gold mine.
Kirk Franklin's ruthless gang terrorizes the Forked River country, and Preston lays a plan against theirs.
Racers from across the North pour into Dawson for the Klondike's biggest dog-sled race.
When her brother forbids her match with a miner, the quarrel escalates into a duel -- issued and accepted.
A man is killed for his half of a mine map, and the holder of the other half vanishes with it.
Preston leads a rescue expedition into the far North on one of the series' better adventures.
Did a Mountie commit the robbery, or a bearded hermit? Twin brothers and an avalanche tangle the trail.
A prospector's little girl is found weeping by the Klondike River -- her father has been kidnapped.
Robbed on the trail to her brother's mine, a young woman is aided by a mysterious stranger.
A miner is kidnapped and threatened when he won't read the coded clue his late father left, its answer hidden in the Bible.
A rivalry over a lumber contract turns to dirty dealing, sabotage, and a charge of cowardice.
A banker threatens to foreclose on a poor miner's claim to force his son to give up the dog Whitey.
A woman running her uncle's mine sets out to prove the Yukon is no place only for men, as King stamps out a lit dynamite fuse.
A miner's supposed best friend jumps his claim and shoots him, then rides along with Preston to hunt the very killer he is.
A miner falls for a deceitful dance-hall singer whose china-doll looks hide a schemer.
A forest fire complicates a murder inquiry near Caribou Lake.
Jack McGraw's gang robs the Yukon without fear of the Mounties, so Preston baits a trap using a saloon blabbermouth.
Preston comes to in a stranger's cabin, at the mercy of a killer with an unexpectedly soft heart.
A minister is killed for his money in Dawson, though a publisher's son had accidentally switched suitcases with him.
Preston tracks a killer through San Francisco's Barbary Coast, then trails 'The Black Count' back in the Yukon for the Secret Service.
A gambling-house informant Preston has come to rely on is caught up with a band of river pirates.
November 7, 1949
Trapped
◆ ◆ ◆
Other seasons: 1943 · 1944 · 1945 · 1946 · 1947 · 1948 · 1950 · 1951 · 1952 · 1953 · 1954 · 1955