Mission: Impossible (season 6)

Mission: Impossible (1966–1973) (season 6)
Country of origin	United States
No. of episodes	22
Release
Original network	CBS
Original release	September 18, 1971 (1971-09-18) – February 26, 1972 (1972-02-26)

The sixth season of the original Mission: Impossible originally aired Saturdays at 10:00–11:00 pm (EST) on CBS from September 18, 1971 to February 26, 1972.

Cast

Character	Actor	Main	Recurring
Jim Phelps	Peter Graves	Entire season
Barney Collier	Greg Morris	Entire Season
Casey	Lynda Day George	Entire Season
Willy Armitage	Peter Lupus	Entire Season
Dr. Doug Robert	Sam Elliott		Episode 2

Episodes

Series #	Episode #	Title	Directed by	Written by	Original Airdate	Production #
128	1	"Blind"	Reza S. Badiyi	Arthur Weiss	September 18, 1971 (1971-09-18)	126
Lynda Day George joins the regular cast as Casey. Jim undergoes surgery to be temporarily blinded in order to pose as a federal investigator who had been caught in an explosion caused by the Syndicate at an industrial facility.
129	2	"Encore"	Paul Krasny	Harold Livingston	September 25, 1971 (1971-09-25)	125
To bring down a pair of crime syndicate bosses by finding evidence of a murder committed by them years before, the IMF must convince one of them (William Shatner) that he has travelled back in time to his youth in 1937. Final appearance of Sam Elliott as Doug.
130	3	"The Tram"	Paul Krasny	Teleplay: James L. Henderson & Samuel Roeca Story: Paul Playdon	October 2, 1971 (1971-10-02)	131
The IMF must infiltrate a Syndicate financial meeting – held at a mountain resort only accessible by aerial tramway – to discover the group's Swiss bank account number.
131	4	"Mindbend"	Marvin Chomsky	James D. Buchanan & Ronald Austin	October 9, 1971 (1971-10-09)	130
A Syndicate boss has been using a psychopathic doctor to brainwash former prison inmates to assassinate public officials and then kill themselves immediately after, and Barney must go undercover and resist the doctor's "training" to expose them.
132	5	"Shape-Up"	Paul Krasny	Ed Adamson and Norman Katkov	October 16, 1971 (1971-10-16)	133
The IMF has to break the Syndicate control over a waterfront and its docks by making the local boss believe a ship is haunted by the ghost of a man he killed.
133	6	"The Miracle"	Leonard J. Horn	Dan Ullman	October 23, 1971 (1971-10-23)	129
The IMF makes a Syndicate drug smuggler (Joe Don Baker) believe he has received the heart of a priest in a transplant operation, faked for the benefit of him and his associate (Billy Dee Williams), and that he is taking on the donor's personality traits in order to intercept a large heroin shipment.
134	7	"Encounter"	Barry Crane	Howard Berk	October 30, 1971 (1971-10-30)	132
In order to put two Syndicate operators out of commission, Casey poses as the wife (Elizabeth Ashley) of one of the operators attending a group encounter alcohol rehab center in order to convince the two operators that each is double-crossing the other.
135	8	"Underwater"	Sutton Roley	Arthur Weiss	November 6, 1971 (1971-11-06)	134
When an underling steals a shipment of diamonds out from under the nose of a Syndicate fence (Fritz Weaver) and hides them underwater offshore, Casey makes the fence and the underling believe SCUBA diver Jim has already found them in order to retrieve the gems and the $75 million earmarked for their sale.
136	9	"Invasion"	Leslie H. Martinson	James L. Henderson & Samuel Roeca	November 13, 1971 (1971-11-13)	137
After an enemy agent (Kevin McCarthy) steals the secrets of the US Distant Early Warning (DEW) system against nuclear missile strikes, he is made to believe the United States has been invaded by the country he's spying for in order to retrieve the document and uncover the identity of his "control".
137	10	"Blues"	Reza S. Badiyi	Teleplay: Howard Berk Story: Howard Berk and Orville H. Hampton	November 20, 1971 (1971-11-20)	139
Posing as an aspiring singer, Barney makes a Syndicate record executive (William Windom) believe he has an audio recording of the night the executive threw a woman off a balcony.
138	11	"The Visitors"	Reza S. Badiyi	Harold Livingston	November 27, 1971 (1971-11-27)	135
Jim and Casey make a Syndicate-controlled media tycoon (Steve Forrest) believe they are extraterrestrials with the secret to eternal life in order to expose corrupt candidates in an upcoming election.
139	12	"Nerves"	Barry Crane	Teleplay: Henry Sharp and Garrie Bateson Story: Henry Sharp	December 4, 1971 (1971-12-04)	140
When a paranoid Syndicate enforcer (Christopher George, Lynda Day George's husband) threatens to release deadly nerve gas in a heavily populated area to force the release of his brother from prison, the IMF must recover the defective gas canister before it leaks and kills thousands. Guest starring Tyne Daly as the enforcer's girlfriend and Rafer Johnson as his partner.
140	13	"Run for the Money"	Marvin Chomsky	Edward J. Lakso	December 11, 1971 (1971-12-11)	128
To bring down a Syndicate man running illegal parimutuel betting parlors and stop the saboteur blowing up their competition, the IMF pits the two men against each other by making the saboteur believe he's buying a stolen and disguised super-horse.
141	14	"The Connection"	Barry Crane	Teleplay: Edward J. Lakso and Ken Pettus Story: Edward J. Lakso	December 18, 1971 (1971-12-18)	136
In order to take down the largest supplier of uncut heroin on the eastern seaboard (Anthony Zerbe) and uncover his opium source, the IMF makes him believe an island off the coast of Georgia is really off the coast of Africa.
142	15	"The Bride"	John Llewellyn Moxey	Jackson Gillis	January 1, 1972 (1972-01-01)	127
Casey poses as the Irish mail-order bride of a Syndicate boss (James Gregory) in order to disrupt an international money laundering ring.
143	16	"Stone Pillow"	Leslie H. Martinson	Howard Browne	January 8, 1972 (1972-01-08)	142
In order to discover the location of film negatives an inmate is using to blackmail a Syndicate boss, cellmate Jim must bust the inmate out of prison for real.
144	17	"Image"	Don McDougall	Samuel Roeca & James L. Henderson	January 15, 1972 (1972-01-15)	138
When a Syndicate boss threatens to flee the country to avoid prosecution and take a secret list of corrupt officials with him, tarot reader Barney convinces him he has a heretofore unknown (and separated) conjoined twin to get him to divulge the list's location.
145	18	"Committed"	Reza S. Badiyi	Teleplay: Arthur Weiss Story: Laurence Heath	January 22, 1972 (1972-01-22)	141
Casey gets herself committed to a prison-like mental hospital in order to save the only witness in a murder trial against a Syndicate boss from being driven insane by the corrupt staff.
146	19	"Bag Woman"	Paul Krasny	Ed Adamson and Norman Katkov	January 29, 1972 (1972-01-29)	144
After Barney's cover is blown during an operation to discover the identity of a politician demanding bribes from the Syndicate, the rest of the team races to warn bag woman Casey that the satchel she's carrying is actually a bomb.
147	20	"Double Dead"	Barry Crane	Teleplay: Jackson Gillis and Laurence Heath Story: Jackson Gillis	February 12, 1972 (1972-02-12)	143
When Willy is captured stealing the $10 million bankroll of a pair of Syndicate loan sharks, the rest of the IMF must not only turn the loan sharks against each other in order to get the money, but also rescue Willy before a Syndicate doctor can break him using a truth serum. The set of the Brady home from the TV series The Brady Bunch is featured in this episode (Barry "Greg Brady" Williams previously appeared in season four's "Gitano," and Robert "Mike Brady" Reed appears in the final season's "Hit").
148	21	"Casino"	Reza S. Badiyi	Walter Brough and Howard Berk	February 19, 1972 (1972-02-19)	145
To take down a Syndicate casino owner (Jack Cassidy), the IMF makes his Syndicate bosses believe he's planning to rob his own vault and flee with the money to the Caribbean. The seventh season episode "Kidnap" (S07/E11) refers to this episode.
149	22	"Trapped"	Leslie H. Martinson	Teleplay: Samuel Roeca & James L. Henderson Story: Rick Husky	February 26, 1972 (1972-02-26)	146
To recover $8 million stolen during an Army payroll heist in Southeast Asia and nab a smuggling family, the IMF convinces one brother (Bert Convy) that the other brother (Jon Cypher) is trying to have him killed. However, after Jim is shot during the mission, he develops amnesia.