One question remains: Who did it??? Oh, who are we kidding -- there's a few more questions raised, too.

In the season finale, the trio races toward a resolution while their own lives are put in danger.

Curtain call on Season 3! Charles, Mabel & Oliver race to entrap the killer on Opening Night. As the musical thrills its Broadway audience, the trio brave further twists & turns from behind, above and all around the stage.

The trio have amassed a plethora (oh yes, a plethora) of clues, suspects & theories but find no concrete answers about Ben’s murder. They devise a peculiar method of throwing themselves into the actual case to recreate the final moments of Ben’s life.

On the day of the show’s most critical rehearsal, the pressure mounts. A familiar official returns to upend the case, Loretta’s complex past threatens to upend all else and Charles must finally sing his number without losing his marbles.

Closing in on the killer, Mabel takes her investigative talents into the ring. Oliver and Charles duke it out over a birdcage only to end up confronting their deepest paternal struggles.

Charles, Oliver & Mabel are whisked to Los Angeles where a legendary film studio intends to adapt their podcast. However, Hollywood's glitz is overshadowed by a stunning clue about Charles' stunt double & friend Sazz Pataki.

Charles, Oliver and Mabel welcome an unexpected young visitor who reveals hidden secrets about the inner workings of the Arconia. We also discover Charles once recorded a hit single that was huge in Germany.

Hitting a dead end, the group calls for reinforcements in the form of their podcast’s Superfans.

The final answers to our season are revealed - but not before the trio faces mortal danger and an Arconia wedding.

With the residents growing upset at the building’s negative publicity, the trio faces a revolt. Charles is visited by an old colleague who sheds light on his past.

With the investigation scratching at a web of old crimes originating inside the building, a mysterious young man turns the tables to spy on Charles, Oliver & Mabel.

Seeking a critical clue, Charles, Oliver & Mabel must infiltrate a film set to get the real "background" on why Sazz was killed.

A look back at Lester's early days at the Arconia reveals how a young dreamer became a steadfast doorman — sacrificing his future to protect the residents from the building’s secrets.

Mabel & Oliver begin investigating Arconia's West Tower and get trapped inside an ominous game. Meanwhile, Charles is visited by two individuals from his complex past.

All roads lead the trio back to the Goosebury Theater during a nerve-rattling thunderstorm. With Howard as their jittery guide, they track a legendary ghost who’s haunted the theater for generations. Boo.

Date night! New York proves itself both a jewel box and a fish tank of romance as Charles, Mabel & Oliver take their relationships to the next stage. And dating can reveal many hidden secrets, too...

Charles’s stage fright reaches unimaginable heights, involving a break from reality and multiple baby dolls. Mabel is confronted by a mysterious individual from her past with a pivotal proposal.

The investigation takes Oliver and Loretta back to the streets of his childhood, where buried memories surface and secrets about Lester and Nicky's widows emerge. Mabel and Charles follow leads after a break-in.

The group begins researching the victim. Meanwhile, Mabel’s secretive past starts to be unraveled.

Upper West Side neighbors Charles, Oliver & Mabel bond over a shared love of true crime. When a fellow resident dies in their building, the trio determine to solve the mystery and record an accompanying podcast.

Oliver employs his theater director skills to analyze the case. Charles & Mabel question an obsessive cat lover.

Told through the lens of one annoying robot who may hold the keys to more secrets than anyone realized — the Arconia throws one last party as the residents discover that a killer may still be in their building.

Thwarted in their investigative podcast plans, Mabel and Oliver look for help from the Arconia support staff — as Charles dines with another suspect and gets caught up in "catching" more than he bargained for.

The mayor warns the trio about the billionaires, sending them to investigate further at a villainous lair upstate — as Oliver boots it in an attempted escape.

Charles, Oliver & Mabel delve into the particular universe of stunt people. They encounter a suspect with an incredibly... familiar... face.

Charles finds an unexpected source for a major clue. A Broadway icon comes knocking at Oliver’s door. And Mabel forms an alternate trio to pursue a lead that sheds light on Ben’s bro and CoBro history.

Mabel brings her new friends (and an old one) to her childhood home to meet her mother. Meanwhile, Detective Williams starts to have her own doubts about the case as she prepares for motherhood.

A documentary film is made by The Brothers Sisters.

Charles, Oliver & Mabel combine forces with the film actors in an epic showdown against the Westies. You can't handle the truth.