Horizon
Season 38 Episode 3 - Killer Algae
7.4 ?
1964
Documentary
A tropical seaweed that escaped from an aquarium is endangering sea life in the Mediterranean and has gone on to infect the California coast.
Episodes in Season 38
1
The Mystery of the Miami Circle
60 min
2
The Missing Link
60 min
3
Killer Algae
60 min
NOW PLAYING
4
Ecstasy and Agony
60 min
5
Snowball Earth
60 min
6
Taming the Problem Child
60 min
7
The Mystery of the Persian Mummy
60 min
8
The Ape that Took Over the World
60 min
9
Life Blood
60 min
10
The Death Star
60 min
11
Cloning the First Human
60 min
