Premiered 1972-1977. A pair of police detectives investigate cases in San Francisco.

Episode Guide Sponsor Links for satellite tv [what's this?] DIRECTV® Official SiteOnly DIRECTV® Offers You 2013 NFL SUNDAY TICKET Included w/ 150+ Chswww.DIRECTV.com Satellite TV From DISH®$19.99/mo. New Customers Save $631—The Best in Satellite TV—Call Dish!DishPromotions.com/SatelliteTV Satellite TV ProvidersSatellite TV, Best Plans & Offers Online, Save Big On Satellite TV Nowsatellite.tv.yeazee.com

Season 5

24	The Canine Collar	Jun. 9, 1977
23	Time Out	Jun. 2, 1977
22	Let's Pretend We're Strangers	May 19, 1977
21	Breakup	May 12, 1977
20	Dead Lift	May 5, 1977
19	Interlude	Apr. 28, 1977
18	Once a Con	Mar. 3, 1977
17	Innocent No More	Feb. 24, 1977
16	Hang Tough	Feb. 17, 1977
15	A Good Cop... But	Feb. 10, 1977
14	Who Killed Helen French?	Feb. 3, 1977
13	The Cannibals	Jan. 20, 1977
12	Monkey Is Back	Jan. 13, 1977
11	One Last Trick	Jan. 6, 1977
10	Castle of Fear	Dec. 23, 1976
9	Hot Dog	Dec. 9, 1976
8	Child of Anger	Dec. 2, 1976
7	Till Death Do Us Part	Nov. 18, 1976
6	In Case of Madness	Nov. 11, 1976
5	No Minor Vices	Nov. 4, 1976
4	The Drop	Oct. 28, 1976
3	Dead or Alive	Oct. 21, 1976
2	The Thrill Killers: Part 2	Oct. 7, 1976
1	The Thrill Killers: Part 1	Sep. 30, 1976

Season 4

23	Runaway	Mar. 18, 1976
22	Alien Country	Mar. 11, 1976
21	Superstar	Mar. 4, 1976
20	Clown of Death	Feb. 26, 1976
19	Judgment Day	Feb. 19, 1976
18	Underground	Jan. 29, 1976
17	Requiem for Murder	Jan. 22, 1976
16	The Honorable Profession	Jan. 15, 1976
15	Police Buff	Jan. 8, 1976
14	Most Likely to Succeed	Dec. 18, 1975
13	Spooks for Sale	Dec. 11, 1975
12	The Cat's Paw	Dec. 4, 1975
11	Merchants of Death	Nov. 20, 1975
10	Dead Air	Nov. 13, 1975
9	Web of Lies	Nov. 6, 1975
8	Trail of Terror	Oct. 30, 1975
7	Murder by Proxy	Oct. 23, 1975
6	Deadly Silence	Oct. 16, 1975
5	School of Fear	Oct. 9, 1975
4	Men Will Die	Oct. 2, 1975
3	No Place to Hide	Sep. 25, 1975
2	The Glass Dart Board	Sep. 18, 1975
1	Poisoned Snow	Sep. 11, 1975

Season 3

23	Solitaire	Mar. 13, 1975
22	Labyrinth	Feb. 27, 1975
21	Asylum	Feb. 20, 1975
20	River of Fear	Feb. 13, 1975
19	The Programming of Charlie Blake	Feb. 6, 1975
18	Ten Dollar Murder	Jan. 30, 1975
17	Endgame	Jan. 23, 1975
16	Letters from the Grave	Jan. 16, 1975
15	False Witness	Jan. 9, 1975
14	Mister Nobody	Dec. 19, 1974
13	The Twenty-Five Caliber Plague	Dec. 12, 1974
12	License to Kill	Dec. 5, 1974
11	Bird of Prey	Nov. 21, 1974
10	For Good or Evil	Nov. 14, 1974
9	Cry Help!	Nov. 7, 1974
8	Flags of Terror	Oct. 31, 1974
7	Jacob's Boy	Oct. 24, 1974
6	One Chance to Live	Oct. 17, 1974
5	I Ain't Marchin' Anymore	Oct. 10, 1974
4	Mask of Death	Oct. 3, 1974
3	Target: Red: Red	Sep. 26, 1974
2	The Most Deadly Species	Sep. 19, 1974
1	One Last Shot	Sep. 12, 1974

Season 2

23	Death and the Favored Few	Mar. 14, 1974
22	Rampage	Feb. 28, 1974
21	The Hard Breed	Feb. 21, 1974
20	Inferno	Feb. 14, 1974
19	A String of Puppets	Feb. 7, 1974
18	Crossfire	Jan. 31, 1974
17	Blockade	Jan. 24, 1974
16	Chapel of the Damned	Jan. 17, 1974
15	Commitment	Jan. 3, 1974
14	Most Feared in the Jungle	Dec. 20, 1973
13	Winterkill	Dec. 13, 1973
12	The Runaways	Dec. 6, 1973
11	The Victims	Nov. 29, 1973
10	Shield of Honor	Nov. 15, 1973
9	The Twenty-Four Karat Plague	Nov. 8, 1973
8	No Badge for Benjy	Nov. 1, 1973
7	Harem	Oct. 25, 1973
6	The Stamp of Death	Oct. 18, 1973
5	Going Home	Oct. 11, 1973
4	Before I Die	Oct. 4, 1973
3	For the Love of God	Sep. 27, 1973
2	Betrayed	Sep. 20, 1973
1	A Wrongful Death	Sep. 13, 1973

Season 1

26	Legion of the Lost	Apr. 12, 1973
25	The Unicorn	Apr. 5, 1973
24	Shattered Image	Mar. 22, 1973
23	The Albatross	Mar. 15, 1973
22	Beyond Vengeance	Mar. 8, 1973
21	The House on Hyde Street	Mar. 1, 1973
20	Trail of the Serpent	Feb. 22, 1973
19	Deadline	Feb. 15, 1973
18	A Room with a View	Feb. 8, 1973
17	A Collection of Eagles	Feb. 1, 1973
16	The Set-Up	Jan. 25, 1973
15	Act of Duty	Jan. 18, 1973
14	Deathwatch	Jan. 13, 1973
13	A Trout in the Milk	Jan. 6, 1973
12	Bitter Wine	Dec. 23, 1972
11	The Bullet	Dec. 16, 1972
10	The Year of the Locusts	Dec. 9, 1972
9	The Takers	Dec. 2, 1972
8	In the Midst of Strangers	Nov. 25, 1972
7	Timelock	Nov. 11, 1972
6	Hall of Mirrors	Nov. 4, 1972
5	Tower Beyond Tragedy	Oct. 28, 1972
4	Whose Little Boy Are You?	Oct. 14, 1972
3	45 Minutes from Home	Oct. 7, 1972
2	The First Day of Forever	Sep. 30, 1972
1	The Thirty-Year Pin	Sep. 23, 1972
0	Pilot	Sep. 16, 1972