Challenge of the Yukon 1948 (ep522) Witness for the Crown
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Challenge of the Yukon 1947 (ep478) The Story of Big John
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Challenge of the Yukon 1947 (ep487) Pet Bear
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Challenge of the Yukon 1947 (ep484) Lost Mitten
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Challenge of the Yukon 1948 (ep512) The Silent One
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Challenge of the Yukon 1947 (ep506) The Limping Dog
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Challenge of the Yukon 1947 (ep504) Sam's Wife
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Challenge of the Yukon 1947 (ep492) Messenger of Mercy
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Challenge of the Yukon 1947 (ep486) Grizzly
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Challenge of the Yukon 1947 (ep502) The Last Cabin
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Challenge of the Yukon 1948 (ep519) Aunt Em
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Challenge of the Yukon 1947 (ep495) Clue to a Killer
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Challenge of the Yukon 1945 (ep0410) The Dachshund
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Challenge of the Yukon 1947 (ep466) The Black Dog
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Challenge of the Yukon 1947 (ep465) Zeb
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Challenge of the Yukon 1946 (ep0444) The Mute Speaks
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Challenge of the Yukon 1946 (ep0430) Eskimo Justice
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Challenge of the Yukon 1946 (ep0418) The Cure
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Challenge of the Yukon 1946 (ep0422) The Bully
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Challenge of the Yukon 1946 (ep0435) The Great Dane
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Challenge of the Yukon 1947 (ep508) Tara
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Challenge of the Yukon 1948 (ep515) The Loyalty of Chief
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Challenge of the Yukon 1947 (ep511) The Shepherd Dog
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Challenge of the Yukon 1946 (ep0415) Preston Takes Over
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Challenge of the Yukon 1947 (ep491) A Dog Named Mabel
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