Marcus Welby, M.D.
Season 1, Episode 12: The Chemistry of Hope
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Pacho McGuerney's parents, refuse to allow Dr. Welby to tell their teen-aged son that he has leukemia.
All Episodes - Season 1
Episode 1
Hello, Goodbye, Hello
Episode 2
The Foal
Episode 3
Don't Ignore The Miracles
Episode 4
Silken Threads and Silver Hooks
Episode 5
All Flags Flying
Episode 6
Echo Of A Baby's Laugh
Episode 7
The White Cane
Episode 8
The Vrahnas Demon
Episode 9
Madonna With Knapsack and Flute
Episode 10
Homecoming
Episode 11
Let Ernest Come Over
Episode 12
The Chemistry of Hope
Episode 13
Neither Punch nor Judy
Episode 14
Diagnosis: Fear
Episode 15
The Soft Phrase of Peace
Episode 16
Fun and Games and Michael Ambrose
Episode 17
The Legacy
Episode 18
Dance to No Music
Episode 19
Go Get 'Em, Tiger
Episode 20
Nobody Wants a Fat Jockey
Episode 21
The Other Side of the Chart
Episode 22
The Merely Syndrome
Episode 23
Sea of Security
Episode 24
The Daredevil Gesture
Episode 25
Enid
Episode 26
The Rebel Doctor