Olive and Otto face their biggest challenge yet.

In this two-part episode, agents struggle with a case while Oscar interviews candidates to run the Odd Squad Creature Room.

When a new room opens up in headquarters, all the agents want a piece.

Getting a villain back to headquarters proves cumbersome when the tubes are down for maintenance.

When every agent turns into a puppy, it's up to Agent Ohlm to save the day.

Dr. O gets an odd illness called the Sillies.

Otis discovers he's forgotten an important event in his partnership with Olympia. Now, with Oona and Ms. O providing assistance, he sets off on an odd adventure to set things right.

The agents try to determine what kind of creature will hatch from an egg.

When Ms. O's office must be repaired due to odd infestations, she cramps Olympia and Otis's style.

Ms. O needs Otis and Olympia's help to track down her old partner O'Donahue.

Otis and Olympia accept a challenge to switch jobs with the maintenance department for a day.

When Olympia and Otis get trapped in their computer, it's up to the Odd Squad Computer Department to rescue them.

When Ms. O gets trapped in a mirror, an opposite Ms. O enters the real world.

The agents try to resolve a disagreement between Ms. O and Oksana.

Agents recall how a beloved gadget helped them.

The agents bring someone with an odd problem back to headquarters.

A villain steals Ms. O's voice.

The agents are called in to help when Ohlm and Orchid have problems working together.

Oona uses her Oonabots to fix an odd problem.

Odd Squad must go undercover to recover a stolen gadget.

Delivery Debbie goes undercover to stop a group of villains.

When Olympia finds out Dr. O is leaving, she struggles to throw the best goodbye party ever.

Odd Squad is haunted by a ghost.

Owen and new recruit Ozlyn wait out a storm while transporting a creature.

Olympia and Otis are forced to babysit Baby Genius.

Oona accidentally switched bodies with a fly.

Odd Squad and Villains work together to stop a giant robot.

The agents accidentally lose someone in headquarters.