frames

Horizon

BBC TwoDocumentary · 62 seasons

7.5TMDB

Save
Plan a night

See what people think of Horizon

Rate it, keep track of what's next and see what friends think. Free.

Continue with AppleContinue with Googleor use your email

Season 21

E1E1The Intelligence ManMon, Jan 9 · 60 min
E2E2Microworld!Mon, Jan 16 · 60 min
E3E3A New Green Revolution?Mon, Jan 23 · 60 min
E4E4Spies in the WiresMon, Jan 30 · 60 min
E5E5Valley of the IncaMon, Feb 13 · 60 min
E6E6The Conquest of ParasitesMon, Feb 27 · 60 min
E7E7Reflections on a RiverMon, Mar 5 · 60 min
E8E8A Normal FaceMon, Mar 12 · 60 min
E9E9Prisoners of IncestMon, Mar 19 · 60 min
E10E10Signs of the Apes, Songs of the WhalesMon, Mar 26 · 60 min
E11E11Professor Bonner and the Slime MouldsMon, Apr 9 · 60 min
E12E12The Mind of a Murderer: The Case of the Hillside StranglerMon, Apr 16 · 60 min
E13E13The Mind of a Murderer: The Mask of MadnessMon, Apr 23 · 60 min
E14E14A Cruel InheritanceMon, Apr 30 · 60 min
E15E15The Malvern LinkMon, May 7 · 60 min
E16E16Contented Cows and Other AnimalsMon, Nov 5 · 60 min
E17E17Picking WinnersMon, Nov 12 · 60 min
E18E18The Brain PuzzleMon, Nov 19 · 60 min
E19E19Global VillageMon, Nov 26 · 60 min
E20E20IvanMon, Dec 3 · 60 min
E21E21A Mathematical Mystery TourMon, Dec 10 · 60 min · ★ 7.0
E22E22SuperchargedMon, Dec 17 · 60 min

Questions

Where can I watch Horizon?

Horizon streams on PBS.

How many episodes are in Season 21?

Season 21 has 22 episodes.

Episode roomHorizon S21 E13

Horizon · Season 21 · Episode 13

The Mind of a Murderer: The Mask of Madness

Monday, April 23 · 60 min

Mark watched

Horizon presents the second part of a two-part documentary about Kenneth Bianchi, the Los Angeles Hillside Strangler, who was convicted of the murder of 12 women even though his defence was that he had no memory of the crimes.

Episode roomOpen room

–

No scores yet

Yours will be the first

Rate

Sign in to post your take.

No takes yet

Score it and yours is the first.