S01E21: The Challenge
A psychiatrist friend of Ironside's is murdered, and the only clues are his collection of artworks. Is one of the artists the murderer? And if so, which one?
Previous Episode 
Season 1
Ironside
S1E1 / 28 Mar 1967
Message from Beyond
S1E2 / 14 Sep 1967
The Leaf in the Forest
S1E3 / 21 Sep 1967
Dead Man's Tale
S1E4 / 28 Sep 1967
Eat, Drink and Be Buried
S1E5 / 05 Oct 1967
The Taker
S1E6 / 12 Oct 1967
An Inside Job
S1E7 / 19 Oct 1967
Tagged for Murder
S1E8 / 26 Oct 1967
Let My Brother Go
S1E9 / 02 Nov 1967
Light at the End of the Journey
S1E10 / 09 Nov 1967
The Monster of Comus Towers
S1E11 / 16 Nov 1967
The Man Who Believed
S1E12 / 23 Nov 1967
A Very Cool Hot Car
S1E13 / 30 Nov 1967
The Past Is Prologue
S1E14 / 07 Dec 1967
Girl in the Night
S1E15 / 21 Dec 1967
The Fourteenth Runner
S1E16 / 28 Dec 1967
Force of Arms
S1E17 / 04 Jan 1968
Memory of an Ice Cream Stick
S1E18 / 11 Jan 1968
To Kill a Cop
S1E19 / 25 Jan 1968
The Lonely Hostage
S1E20 / 01 Feb 1968
The Challenge
S1E21 / 08 Feb 1968
All in a Day's Work
S1E22 / 15 Feb 1968
Something for Nothing
S1E23 / 22 Feb 1968
Barbara Who
S1E24 / 29 Feb 1968
Perfect Crime
S1E25 / 07 Mar 1968
Officer Bobby
S1E26 / 14 Mar 1968
Trip to Hashbury
S1E27 / 21 Mar 1968
Due Process of the Law
S1E28 / 28 Mar 1968
Return of the Hero
S1E29 / 04 Apr 1968
Season 2
Shell Game
S2E1 / 19 Sep 1968
Split Second to an Epitaph
S2E2 / 26 Sep 1968
The Sacrifice
S2E3 / 03 Oct 1968
Robert Phillips vs. the Man
S2E4 / 10 Oct 1968
Desperate Encounter
S2E5 / 24 Oct 1968
I, the People
S2E6 / 31 Oct 1968
Price Tag -- Death
S2E7 / 07 Nov 1968
An Obvious Case of Guilt
S2E8 / 14 Nov 1968
Reprise
S2E9 / 21 Nov 1968
The Macabre Mr. Micawber
S2E10 / 28 Nov 1968
Side Pocket
S2E11 / 05 Dec 1968
Sergeant Mike
S2E12 / 12 Dec 1968
In Search of an Artist
S2E13 / 02 Jan 1969
Up, Down, and Even
S2E14 / 09 Jan 1969
Why the Tuesday Afternoon Bridge Club Met on Thursday
S2E15 / 23 Jan 1969
Rundown on a Bum Rap
S2E16 / 30 Jan 1969
The Prophecy
S2E17 / 06 Feb 1969
A World of Jackals
S2E18 / 13 Feb 1969
And Be My Love
S2E19 / 20 Feb 1969
Moonlight Means Money
S2E20 / 27 Feb 1969
A Drug on the Market
S2E21 / 06 Mar 1969
Puzzlelock
S2E22 / 13 Mar 1969
The Tormentor
S2E23 / 27 Mar 1969
A Matter of Love and Death
S2E24 / 03 Apr 1969
Not With a Whimper, But a Bang
S2E25 / 10 Apr 1969
Season 3
Alias Mr. Braithwaite
S3E1 / 18 Sep 1969
Goodbye to Yesterday
S3E2 / 25 Sep 1969
Poole's Paradise
S3E3 / 02 Oct 1969
Eye of the Hurricane
S3E4 / 09 Oct 1969
A Bullet for Mark
S3E5 / 16 Oct 1969
Love My Enemy
S3E6 / 23 Oct 1969
Seeing Is Believing
S3E7 / 30 Oct 1969
The Machismo Bag
S3E8 / 13 Nov 1969
Programmed for Danger
S3E9 / 20 Nov 1969Five Miles High
S3E10 / 27 Nov 1969
L'Chayim
S3E11 / 04 Dec 1969
Beyond a Shadow
S3E12 / 11 Dec 1969
Stolen On Demand
S3E13 / 25 Dec 1969
Dora
S3E14 / 08 Jan 1970
Beware the Wiles of the Stranger
S3E15 / 22 Jan 1970
Eden Is the Place We Leave
S3E16 / 29 Jan 1970
The Wrong Time, the Wrong Place
S3E17 / 05 Feb 1970
Return to Fiji
S3E18 / 12 Feb 1970
Ransom
S3E19 / 19 Feb 1970
One Hour to Kill
S3E20 / 26 Feb 1970
Warrior's Return
S3E21 / 05 Mar 1970
Little Jerry Jessup
S3E22 / 12 Mar 1970
Good Will Tour
S3E23 / 26 Mar 1970
Little Dog, Gone
S3E24 / 02 Apr 1970
Tom Dayton Is Loose Among Us
S3E25 / 09 Apr 1970
Season 4
A Killing Will Occur
S4E1 / 17 Sep 1970
No Game for Amateurs
S4E2 / 24 Sep 1970
The Happy Dreams of Hollow Men
S4E3 / 01 Oct 1970
The People Against Judge McIntire
S4E4 / 08 Oct 1970
Noel's Gonna Fly
S4E5 / 15 Oct 1970
The Lonely Way to Go
S4E6 / 22 Oct 1970
Check, Mate: and Murder (1)
S4E7 / 29 Oct 1970
Check, Mate: and Murder (2)
S4E8 / 05 Nov 1970
Too Many Victims
S4E9 / 12 Nov 1970
The Man on the Inside
S4E10 / 19 Nov 1970
Backfire
S4E11 / 03 Dec 1970
The Laying on of Hands
S4E12 / 10 Dec 1970
This Could Blow Your Mind
S4E13 / 17 Dec 1970
Blackout
S4E14 / 31 Dec 1970
The Quincunx
S4E15 / 07 Jan 1971
From Hrûska, with Love
S4E16 / 21 Jan 1971
The Target
S4E17 / 28 Jan 1971
A Killing at the Track
S4E18 / 04 Feb 1971
Escape
S4E19 / 11 Feb 1971
Love, Peace, Brotherhood, and Murder
S4E20 / 18 Feb 1971
The Riddle in Room Six
S4E21 / 25 Feb 1971
The Summer Soldier
S4E22 / 04 Mar 1971
Accident
S4E23 / 11 Mar 1971
Lesson in Terror
S4E24 / 18 Mar 1971
Grandmother's House
S4E25 / 01 Apr 1971
Walls Are Waiting
S4E26 / 15 Apr 1971
Season 5
Priest-Killer
S5E1 / 14 Sep 1971
Contract: Kill Ironside
S5E2 / 21 Sep 1971
The Professionals
S5E3 / 28 Sep 1971
The Gambling Game
S5E4 / 05 Oct 1971
Ring of Prayer
S5E5 / 12 Oct 1971
In the Line of Duty
S5E6 / 19 Oct 1971
Joss Sticks and Wedding Bells
S5E7 / 26 Oct 1971
Murder Impromptu
S5E8 / 02 Nov 1971
Dear Fran
S5E9 / 09 Nov 1971
If a Body See a Body
S5E10 / 16 Nov 1971
Good Samaritan
S5E11 / 23 Nov 1971
Gentle Oaks
S5E12 / 25 Nov 1971
License to Kill
S5E13 / 02 Dec 1971
Class of '57
S5E14 / 16 Dec 1971
No Motive for Murder
S5E15 / 23 Dec 1971
But When She Was Bad
S5E16 / 30 Dec 1971
Unreasonable Facsimile
S5E17 / 06 Jan 1972
Find a Victim
S5E18 / 13 Jan 1972
And Then There Was One
S5E19 / 20 Jan 1972
Death by the Numbers
S5E20 / 27 Jan 1972
Bubble, Bubble, Toil and Murder
S5E21 / 03 Feb 1972
Achilles' Heel
S5E22 / 17 Feb 1972
His Fiddlers Three
S5E23 / 02 Mar 1972
A Man Named Arno
S5E24 / 09 Mar 1972
Season 6
Five Days in the Death of Sergeant Brown (I)
S6E1 / 14 Sep 1972
The Savage Sentry
S6E2 / 21 Sep 1972Programmed for Panic
S6E3 / 28 Sep 1972
Down Two Roads
S6E4 / 12 Oct 1972
Camera...Action...Murder!
S6E5 / 26 Oct 1972
Riddle Me Death
S6E6 / 02 Nov 1972
Nightmare Trip
S6E7 / 09 Nov 1972
Buddy, Can You Spare a Life?
S6E8 / 16 Nov 1972
The Countdown
S6E9 / 23 Nov 1972
The Deadly Gamesmen
S6E10 / 30 Nov 1972
Who'll Cry for My Baby?
S6E11 / 07 Dec 1972
Cold, Hard Cash
S6E12 / 14 Dec 1972
Shadow Soldiers
S6E13 / 21 Dec 1972
Ollinger's Last Case
S6E14 / 04 Jan 1973
A Special Person
S6E15 / 11 Jan 1973
The Caller
S6E16 / 25 Jan 1973
Love Me in December
S6E17 / 01 Feb 1973
The Ghost of the Dancing Doll
S6E18 / 15 Feb 1973
All About Andrea
S6E19 / 22 Feb 1973
Another Shell Game
S6E20 / 01 Mar 1973
All Honorable Men
S6E21 / 08 Mar 1973
The Best Laid Plans
S6E22 / 15 Mar 1973
A Game Of Showdown
S6E23 / 22 Mar 1973
Season 7
Confessions from a Lady of the Night
S7E1 / 13 Sep 1973
Murder by One
S7E2 / 20 Sep 1973
In the Forests of the Night
S7E3 / 27 Sep 1973
Fragile Is the House of Cards
S7E4 / 04 Oct 1973
The Armageddon Gang
S7E5 / 11 Oct 1973
House of Terror
S7E6 / 25 Oct 1973
The Helping Hand
S7E7 / 01 Nov 1973
Downhill All the Way
S7E8 / 08 Nov 1973
Mind for Murder
S7E9 / 15 Nov 1973
The Hidden Man
S7E10 / 29 Nov 1973
The Double-Edged Corner
S7E11 / 06 Dec 1973
The Last Payment
S7E12 / 20 Dec 1973
Friend or Foe (aka For the Love of God)
S7E13 / 03 Jan 1974
Two Hundred Large
S7E14 / 10 Jan 1974
Once More for Joey
S7E15 / 17 Jan 1974
Terror on Grant Avenue
S7E16 / 31 Jan 1974
Class of '40
S7E17 / 07 Feb 1974
A Taste of Ashes
S7E18 / 14 Feb 1974
A Death in Academe
S7E19 / 21 Feb 1974
Close to the Heart
S7E20 / 28 Feb 1974
Come Eleven, Come Twelve
S7E21 / 07 Mar 1974
Riddle at 24,000
S7E22 / 14 Mar 1974
Amy Prentiss: AKA The Chief
S7E23 / 23 May 1974
Season 8
Raise the Devil (1)
S8E1 / 12 Sep 1974
Raise the Devil (2)
S8E2 / 19 Sep 1974
What's New with Mark?
S8E3 / 26 Sep 1974
Trial of Terror
S8E4 / 03 Oct 1974
Cross Doublecross
S8E5 / 10 Oct 1974
Set Up: Danger!
S8E6 / 24 Oct 1974
The Lost Cotillion
S8E7 / 31 Oct 1974
Run Scared
S8E8 / 07 Nov 1974
Act of Vengeance
S8E9 / 14 Nov 1974
Far Side of the Fence
S8E10 / 21 Nov 1974
The Over-the-Hill Blues
S8E11 / 05 Dec 1974
Speak No Evil
S8E12 / 12 Dec 1974
Fall of an Angel
S8E13 / 19 Dec 1974
The Visiting Fireman
S8E14 / 26 Dec 1974
The Return of Eleanor Rogers
S8E15 / 02 Jan 1975
The Faded Image
S8E16 / 16 Jan 1975
Raymond Burr
Robert Ironside
Don Galloway
Ed Brown
Don Mitchell
Mark Sanger
