7.1/10220 votes#1 - The Code
Season 4 Episode 1 - Aired 9/28/1969
In order to stop an invasion and shatter an alliance between two countries, the IMF team must photograph and break a code in a matter of minutes.
Director: Stuart Hagmann
Writer: N/A
7.4/10215 votes#2 - The Numbers Game (aka: The Key)
Season 4 Episode 2 - Aired 10/5/1969
The team tries to get a deposed dictator to divulge his Swiss bank account number by tricking him into believing World War III is about to begin.
Director: Reza Badiyi
Writer: Leigh Vance
7.5/10201 votes#3 - The Controllers (1)
Season 4 Episode 3 - Aired 10/12/1969
Jim and a female agent pose as scientists who have invented a new drug in order to replace a real drug that turns people into willing slaves.
Director: Paul Krasny
Writer: Laurence Heath
7.4/10194 votes#4 - The Controllers (2)
Season 4 Episode 4 - Aired 10/19/1969
As Barney taints the water system with a mind-numbing drug, Jim is captured and put on trial, where he must discredit an enemy scientist.
Director: Paul Krasny
Writer: Laurence Heath
7.4/10193 votes#5 - Fool's Gold
Season 4 Episode 5 - Aired 10/26/1969
Paris poses as a counterfeiter in order to gain access to a safe and destroy millions in phony money, as well as the plates used to make it.
Director: Murray Golden
Writer: Ken Pettus
7.4/10177 votes#6 - Commandante
Season 4 Episode 6 - Aired 11/2/1969
An imprisoned priest is about to be executed, so Jim and Willie pose as U.S. religious workers who are willing to trade guns in exchange for his safety.
Director: Barry Crane
Writer: Laurence Heath
8.1/10248 votes#7 - Submarine
Season 4 Episode 7 - Aired 11/16/1969
Upon his release, a prisoner plans to fund neo-Nazis with stolen money. So a submarine voyage is simulated in order to transport him to his contact.
Director: Paul Krasny
Writer: Donald James
7.3/10193 votes#8 - Mastermind
Season 4 Episode 8 - Aired 11/23/1969
As Barney Collier attempts to break into a safe that contains an incriminating file, Paris convinces a mob figure that he can read the mind of his double-crossing boss.
Director: Georg Fenady
Writer: Jerrold L. Ludwig
7.8/10195 votes#9 - Robot
Season 4 Episode 9 - Aired 11/30/1969
A country is unaware that its premier is dead and that a double is about to appoint a successor. So Barney Collier concocts a mechanical man to take his place.
Director: Reza Badiyi
Writer: Howard Berk
7.9/10207 votes#10 - The Double Circle
Season 4 Episode 10 - Aired 12/7/1969
An art lover is made to believe he can own a priceless work of art, but it is really a plot to retrieve a valuable formula from his impenetrable safe.
Director: Barry Crane
Writer: Jerrold L. Ludwig
7.6/10192 votes#11 - The Brothers
Season 4 Episode 11 - Aired 12/14/1969
A Middle Eastern king needs to be restored to the throne. So a medical operation is replicated where he will seemingly donate his kidney to his murderous brother.
Director: Georg Fenady
Writer: Leigh Vance
7.4/10172 votes#12 - Time Bomb
Season 4 Episode 12 - Aired 12/21/1969
The IMF team has to try and gain access to a nuclear reactor complex, where a terminally ill officer plans to detonate an atomic bomb.
Director: Murray Golden
Writer: Leigh Vance, Paul Playdon
7.2/10180 votes#13 - The Amnesiac
Season 4 Episode 13 - Aired 12/28/1969
Jim Phelps poses as an amnesia victim in order to retrieve a stolen isotope, one that could make nuclear weapons affordable to any country.
Director: Reza Badiyi
Writer: Paul Playdon, Robert M. Young
7.7/10205 votes#14 - The Falcon (1)
Season 4 Episode 14 - Aired 1/4/1970
Paris masquerades as Zastro, a magician who has come to entertain during an arranged wedding between the king's sister and a ruthless usurper.
Director: Reza Badiyi
Writer: Paul Playdon
7.9/10194 votes#15 - The Falcon (2)
Season 4 Episode 15 - Aired 1/11/1970
With the king's sister rescued during the wedding, the team now turns its attention to the true heir, who's locked up in prison.
Director: Reza Badiyi
Writer: Paul Playdon
8.1/10193 votes#16 - The Falcon (3)
Season 4 Episode 16 - Aired 1/18/1970
Just as Jim Phelps and the others unwittingly become caught up in a royal power struggle, a bomb goes off, seriously injuring Paris and revealing his disguise.
Director: Reza Badiyi
Writer: Paul Playdon
7.5/10192 votes#17 - Chico
Season 4 Episode 17 - Aired 1/25/1970
Two halves of a microfilm add up to one dangerous list for the agents it will incriminate. But Barney plans to use a trained dog to retrieve it.
Director: Herb Wallerstein
Writer: Ken Pettus
6.7/10190 votes#18 - Gitano (aka Toys)
Season 4 Episode 18 - Aired 2/1/1970
A 12-year-old king whose life is in danger is rescued by gypsies - Paris and Willie in disguise - and forced to dress up like a girl to fool his assassins.
Director: Barry Crane
Writer: Laurence Heath
7.4/10175 votes#19 - Phantoms
Season 4 Episode 19 - Aired 2/8/1970
A murderous dictator's belief in ghosts is used against him when Barney fashions a clever system that projects spirits of his dead victims before his eyes.
Director: Marvin J. Chomsky
Writer: Laurence Heath
7.2/10169 votes#20 - Terror
Season 4 Episode 20 - Aired 2/15/1970
Jim and his team must infiltrate a prison in order to block the release of a ruthless Middle Eastern terrorist about to be pardoned.
Director: Marvin J. Chomsky
Writer: Laurence Heath
7.1/10179 votes#21 - Lover's Knot
Season 4 Episode 21 - Aired 2/22/1970
While in London to break a spy ring, Paris develops feelings for the beautiful Lady Weston after he is cast as a jealous lover in a romantic triangle.
Director: Reza Badiyi
Writer: Laurence Heath
7.6/10182 votes#22 - Orpheus
Season 4 Episode 22 - Aired 3/1/1970
An unknown assassin must be stopped, so Barney infiltrates the foreign agency that employs him while Jim poses as a drug addict with information to sell.
Director: Gerald Mayer
Writer: Paul Playdon
7.2/10169 votes#23 - The Crane
Season 4 Episode 23 - Aired 3/8/1970
Jim and his team rescue a prisoner and place him in a spot his captors will never think to look - a conspicuous location right under their noses.
Director: Paul Krasny
Writer: Ken Pettus
7.8/10200 votes#24 - Death Squad
Season 4 Episode 24 - Aired 3/15/1970
Barney kills a man in self-defense and is marked for execution by the victim's brother, a chief of police who heads a death squad.
Director: Barry Crane
Writer: Laurence Heath
7.1/10166 votes#25 - The Choice
Season 4 Episode 25 - Aired 3/22/1970
A duchess is under the powerful spell of a mystic, who notices his uncanny resemblance to Paris and plans to use him in a plot to ascend to the throne.
Director: Alan Greedy
Writer: Ken Pettus
The Best Episodes of Mission: Impossible Season 4
Every episode of Mission: Impossible Season 4 ranked from best to worst. Discover the Best Episodes of Mission: Impossible Season 4!
Mission: Impossible is an American television series that was created and initially produced by Bruce Geller. It chronicles the missions of a team of secret...
Genres:Action & AdventureCrimeDramaMystery
Network:CBS
Season 4 Ratings Summary
"The Code" is the best rated episode of "Mission: Impossible" season 4. It scored 7.1/10 based on 220 votes. Directed by Stuart Hagmann and written by N/A, it aired on 9/28/1969. This episode is rated 0.3 points higher than the second-best, "The Numbers Game (aka: The Key)".