The Streets of San Francisco
Asylum
TV Flash files “Asylum” as hour 71 of 120 in the TV Flash guide — The Streets of San Francisco (1972–1977) on ABC, season 3, episode 21, aired 1975-02-20, 60 min.
From the desk
How this hour is filed
This leaf is S03E21: listed hour 71 of 120 in the The Streets of San Francisco guide, hour 21 of 23 in season 3. It aired 1975-02-20 (60 min). The listed hour before it is “River of Fear” (S03E20). Next is “Labyrinth” (S03E22).

Catalog log
Broadcast listing — not a TV Flash recap.
A young patient from a psychiatric home tells the police that an elderly patient at the facility was murdered. After the young man is found dead himself, Steve decides to feign mental illness to gain admittance to the place, fearing that someone may be killing patients.
Viewer FAQ
Where does Asylum sit in the The Streets of San Francisco guide?
S03E21 is listed hour 71 of 120 — hour 21 of 23 in season 3, season 3 episode 21.
When did The Streets of San Francisco S03E21 air?
Asylum aired 1975-02-20 and is listed at 60 minutes.
Malden and Douglas, or the later partner?
Start with Malden and Douglas — the mentor pairing that launched a movie star. Hatch arrives after Douglas leaves; the city remains.
In the series
Why this series still plays
Karl Malden's veteran cop drags a young Michael Douglas up those hills, and the city itself does half the blocking. Location-heavy Quinn Martin crime, cable-car glamour, mentor grit. Partnership chemistry that actually launched a movie star, filmed on streets that never look like a backlot.
ABC put Quinn Martin on actual pavement and let San Francisco do half the blocking. The Streets of San Francisco (1972–1977), from Edward Hume, ran five seasons, 120 episodes: Karl Malden's veteran Mike Stone dragging a young Michael Douglas's Steve Keller up those hills. Heavy on-location shooting made the city a character; the theme and photography refused the backlot. Richard Hatch later arrived as Insp. Dan Robbins after Douglas left toward a producing and film career. Mentor/protégé casting that actually…
Open the The Streets of San Francisco package · Season 3 hub
Filed against
- Karl Malden as Det. Lt. Mike Stone
Karl Malden’s Det. Lt. Mike Stone dragged a young Michael Douglas up The Streets of San Francisco — location-heavy Quinn Martin crime, cable-car glamour, mentor grit. Partnership chemistry that actually launched a movie star, filmed on…
- Michael Douglas as Insp. Steve Keller
Michael Douglas’s Insp. Steve Keller climbed The Streets of San Francisco’s hills behind Karl Malden — 1970s Quinn Martin crime, location-heavy blocking, cable-car glamour, mentor grit. Partnership chemistry the city itself helped stage.…
- Richard Hatch as Insp. Dan Robbins
Richard Hatch’s Captain Apollo gave Battlestar Galactica its earnest Viper-jock spine — the good son in a ragtag fleet, square enough to make the space opera feel like a duty. Streets of San Francisco and Survivor keep the file from being…