Episode 1
The Lights of Mystery Mountain
Sep 6, 1975
A rash of UFO sightings leads Isis to an unscrupulous real estate developer.
Episode 2
Fool's Dare
Sep 13, 1975
Cindy Lee enters a scrap yard on a dare and stumbles into a ring of car thieves.
Episode 3
Spots of the Leopard
Sep 20, 1975
Isis helps an innocent man wrongfully accused of a jewel robbery.
Episode 4
The Sound of Silence
Sep 27, 1975
To get money for a car, a student steals a dangerous force field generator.
Episode 5
Rockhound's Roost
Oct 4, 1975
On a rock hunting expedition a student finds himself face to face with an angry bear.
Episode 6
Lucky
Oct 11, 1975
The loss of his dog leads a boy into danger as he learns about life and death.
Episode 7
Bigfoot
Oct 18, 1975
A student looking for the legendary Bigfoot instead finds a giant man who shuns humanity.
Episode 8
How to Find a Friend
Oct 25, 1975
A boy tries to make a friend by giving an older boy his father's dangerous antique gun.
Episode 9
The Show Off
Nov 1, 1975
An escaped gorilla menaces the Science Club's camping trip.
Episode 10
The Outsider
Nov 8, 1975
A new student is framed for the theft of a rival school's mascot.
Episode 11
No Drums, No Trumpets
Nov 15, 1975
Exploring a ghost town lands Andrea and her students in the clutches of a robbery gang.
Episode 12
Funny Gal
Nov 22, 1975
An insecure overweight girl running for student council steals Mr. Mason's boat as a publicity stunt. Isis must call upon Captain Marvel to help with the rescue.
Episode 13
Girl Driver
Nov 29, 1975
A girl competes with her male rival in a road rally for the presidency of the Car Club, but his cheating puts them in danger.
Episode 14
Scuba Duba
Dec 6, 1975
A student in Mr. Mason's scuba diving class disregards safety rules and Isis must rescue him when he is trapped underwater.
Episode 15
Dreams of Flight
Dec 13, 1975
A young Latina girl stands up to her brother when he opposes her competing in a model airplane competition.
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