S05E12: It's a Dog's Life
Thinking Jonathan has turned into a dog, Mark embarks alone to unite a young runaway with his family.
Previous Episode 
Season 1
Highway to Heaven - Part 1
S1E1 / 19 Sep 1984
Highway to Heaven - Part 2
S1E2 / 19 Sep 1984
To Touch the Moon
S1E3 / 26 Sep 1984
The Return of the Masked Rider
S1E4 / 03 Oct 1984
Song of the Wild West
S1E5 / 17 Oct 1984
One Fresh Batch of Lemonade - Part 1
S1E6 / 24 Oct 1984
One Fresh Batch of Lemonade - Part 2
S1E7 / 31 Oct 1984
A Divine Madness
S1E8 / 07 Nov 1984
Catch a Falling Star
S1E9 / 14 Nov 1984
Help Wanted: Angel
S1E10 / 21 Nov 1984
Dust Child
S1E11 / 28 Nov 1984
Hotel of Dreams
S1E12 / 12 Dec 1984
Another Song for Christmas
S1E13 / 19 Dec 1984
Plane Death
S1E14 / 09 Jan 1985
One Winged Angels
S1E15 / 16 Jan 1985
Going Home, Going Home
S1E16 / 23 Jan 1985
As Difficult as ABC
S1E17 / 30 Jan 1985
A Child of God
S1E18 / 06 Feb 1985
A Match Made in Heaven
S1E19 / 20 Feb 1985
The Banker and the Bum
S1E20 / 27 Feb 1985
The Brightest Star
S1E21 / 06 Mar 1985
An Investment in Caring
S1E22 / 13 Mar 1985
The Right Thing
S1E23 / 27 Mar 1985
Thoroughbreds (1)
S1E24 / 01 May 1985
Thoroughbreds (2)
S1E25 / 08 May 1985
Season 2
A Song for Jason (1)
S2E1 / 18 Sep 1985
A Song for Jason (2)
S2E2 / 25 Sep 1985
Bless the Boys in Blue
S2E3 / 02 Oct 1985
Cindy
S2E4 / 23 Oct 1985
The Devil and Jonathan Smith
S2E5 / 30 Oct 1985
Birds of a Feather
S2E6 / 06 Nov 1985
Popcorn, Peanuts and CrackerJacks
S2E7 / 13 Nov 1985
The Smile in the Third Row
S2E8 / 20 Nov 1985
The Secret
S2E9 / 27 Nov 1985
The Monster (1)
S2E10 / 04 Dec 1985
The Monster (2)
S2E11 / 11 Dec 1985
The Good Doctor
S2E12 / 18 Dec 1985
Alone
S2E13 / 08 Jan 1986
Close Encounters of the Heavenly Kind
S2E14 / 15 Jan 1986
Change of Life
S2E15 / 29 Jan 1986
Keep Smiling
S2E16 / 05 Feb 1986
The Last Assignment
S2E17 / 12 Feb 1986
To Bind the Wounds
S2E18 / 19 Feb 1986
Heaven on Earth
S2E19 / 26 Feb 1986
Summit
S2E20 / 05 Mar 1986
The Torch
S2E21 / 12 Mar 1986
Sail Away
S2E22 / 02 Apr 1986
Children's Children
S2E23 / 30 Apr 1986
Friends
S2E24 / 07 May 1986
Season 3
A Special Love (1)
S3E1 / 24 Sep 1986
A Special Love (2)
S3E2 / 01 Oct 1986
For the Love of Larry
S3E3 / 08 Oct 1986
Another Kind of War, Another Kind of Peace
S3E4 / 15 Oct 1986
That's Our Dad
S3E5 / 29 Oct 1986
Love at Second Sight
S3E6 / 05 Nov 1986
Love and Marriage (1)
S3E7 / 12 Nov 1986
Love and Marriage (2)
S3E8 / 12 Nov 1986
Code Name: FREAK
S3E9 / 19 Nov 1986
Man to Man
S3E10 / 26 Nov 1986
Jonathan Smith Goes to Washington
S3E11 / 03 Dec 1986
Oh Lucky Man
S3E12 / 10 Dec 1986
Basinger's New York
S3E13 / 17 Dec 1986
All That Glitters
S3E14 / 07 Jan 1987
Wally
S3E15 / 14 Jan 1987
A Song of Songs
S3E16 / 21 Jan 1987
A Night to Remember
S3E17 / 28 Jan 1987
A Mother and a Daughter
S3E18 / 04 Feb 1987
Normal People
S3E19 / 11 Feb 1987
The Hero
S3E20 / 18 Feb 1987
Parents' Day
S3E21 / 25 Feb 1987
A Father's Faith
S3E22 / 04 Mar 1987
Heavy Date
S3E23 / 18 Mar 1987
Ghost Rider
S3E24 / 01 Apr 1987
The Gift of Life
S3E25 / 06 May 1987
Season 4
Man's Best Friend (1)
S4E1 / 16 Sep 1987
Man's Best Friend (2)
S4E2 / 23 Sep 1987
Fight for Your Life
S4E3 / 30 Sep 1987
The People Next Door
S4E4 / 21 Oct 1987
I Was a Middle Aged Werewolf
S4E5 / 28 Oct 1987
Playing For Keeps
S4E6 / 04 Nov 1987
Amazing Man
S4E7 / 11 Nov 1987
All the Colors of the Heart
S4E8 / 18 Nov 1987
Why Punish the Children?
S4E9 / 25 Nov 1987
A Dream of Wild Horses
S4E10 / 02 Dec 1987
In With the 'In' Crowd
S4E11 / 09 Dec 1987
With Love, the Claus
S4E12 / 23 Dec 1987
A Mother's Love
S4E13 / 06 Jan 1988
Country Doctor
S4E14 / 13 Jan 1988
Time in a Bottle
S4E15 / 20 Jan 1988
Back to Oakland
S4E16 / 03 Feb 1988
We Have Forever (1)
S4E17 / 10 Feb 1988
We Have Forever (2)
S4E18 / 17 Feb 1988
The Correspondent
S4E19 / 24 Feb 1988
Aloha
S4E20 / 02 Mar 1988
A Dolphin Song For Lee (1)
S4E21 / 16 Mar 1988
A Dolphin Song For Lee (2)
S4E22 / 23 Mar 1988
Heaven Nose, Mister Smith
S4E23 / 30 Mar 1988
The Whole Nine Yards
S4E24 / 27 Apr 1988
Season 5
Whose Trash Is It Anyway?
S5E1 / 12 Oct 1988
Hello and Farewell (1)
S5E2 / 07 Dec 1988
Hello and Farewell (2)
S5E3 / 07 Dec 1988
The Silent Bell
S5E4 / 21 Mar 1989
The Reunion
S5E5 / 02 Jun 1989
The Source
S5E6 / 09 Jun 1989
The Squeaky Wheel
S5E7 / 16 Jun 1989
Goodbye, Mr. Zelinka
S5E8 / 23 Jun 1989
Choices
S5E9 / 30 Jun 1989
Summer Camp
S5E10 / 14 Jul 1989
The Inner Limits
S5E11 / 21 Jul 1989
It's a Dog's Life
S5E12 / 28 Jul 1989
Merry Christmas from Grandpa
S5E13 / 04 Aug 1989
Michael Landon
Jonathan Smith
