A wildfire threatens African wildlife; Rocky rescues teens from a Colorado avalanche.

The Rescue Heroes race to save the passengers on a runaway Japanese bullet train. The Rescue Heroes battle a fierce storm.

While Rocky is trying to solve a puzzle as part of his training, a submarine and a cruise ship collide at sea

A boy will have to face his fear of swimming when a marine zoo starts to collapse after an underwater volcano becomes active. The Rescue Heroes will have to save both human and aquatic life before the disaster hits.

A boy who idolizes the Rescue Heroes learns that heroes come in all shapes and sizes. His father, the town sheriff, will assist Billy when his son needs to be rescued during a hurricane. His father learns a lesson as well: that the Rescue Heroes are not what he originally perceived.

Wendy's competitive nature gets the best of her and she jeopardizes a rescue

Jack helps his sister cap an oil-well fire; fog causes a pileup in England.

A raging forest fire threatens to consume a National Forest and a nearby town.

Rocky heads to a rescue expedition on the world's most dangerous peak; Jake's joking becomes too much for Jack.

When a twister hits their campground, a teenage girl realizes how important her sister is to her; high school basketball team plunges into a river.

Billy tries to help Rocky after a mistake he makes almost costs a life, making him think about quitting the Rescue Heroes.

An earthquake traps a professor and his students in a jungle; an actor accompanies the heroes to help a community affected by a mudslide.

Billy changes his mind about the Robots; Al Pine and Bill compete in a dog-sled race.

Tidal Wave of Pride: A tidal wave threatens the lives of a seaside community during an Extreme Sport weekend.

Shake up in the jungle: A group of students get trapped in the Venezuelan jungle after an earthquake. The dense vegetation of the jungle makes their rescue difficult and when a monsoon threatens the rescue becomes even more treacherous.

Rescue Robots: Billy hates robots despite their ability to help.

When Rocky's mistake during a rescue almost costs a life, he decides to quit the Rescue Heroes. In an effort to make him stay, Billy tells Rocky the story about the only other Rescue Hero to have quit. Rocky can't believe who it turns out to be.