Their purpose was to protect their territory.

This anthology horror series presented eerie tales with a gallery curator as the host.

This animated series featured a team of space adventurers battling alien threats with the help of their powerful creatures.

This family drama centered on a suburban housewife and her doctor husband raising their children.

This British miniseries adapted a novel series about a wealthy family's scandals and secrets.

The show began in Britain and featured a thrilling plot centered around a secret agent.

This private investigator show followed a tough detective who often got into fistfights while solving cases.

This variety show featured quick sketches, jokes, and the catchphrase "Sock it to me!"

This police procedural show was known for its "just the facts" approach and starred Jack Webb as Sergeant Joe Friday.

This sci-fi series followed a family lost in space after their ship is sabotaged.

This adventure series followed a group of Allied soldiers in the North African desert during WWII.

This show had a plentiful depiction of leaders guiding communal cattle drives.

The plot of this series revolved around the experiences of twin cousins as they tackled the challenges of both high school and family life.

This medical drama starred Robert Young as a kind family doctor in a small town.

This late-night talk show hosted by a comedian featured interviews, monologues, and music.

This animated series featured a moose and squirrel duo thwarting spies in Cold War-inspired antics.

This British sitcom followed a ragtag Home Guard platoon during World War II.

This British sci-fi series followed a former agent trapped in a mysterious village.

This long-running British sci-fi series follows a time-traveling alien exploring the universe.

This anthology series expanded on suspenseful stories with longer formats.

This gothic comedy featured a family of monsters living in suburbia, trying to fit in with humans.

This comedy series depicted the chaotic lives of two bumbling New York City police officers.

This British sketch comedy series featured absurd humor, animations, and social satire.

This anthology series featured science fiction stories with twist endings, similar to The Twilight Zone.

The production was among a handful of shows that gave rise to a prosperous radio adaptation.

The protagonist was a comedy writer for television.

This British sketch comedy show featured slapstick humor, musical numbers, and recurring characters.

This crime drama depicted federal agents battling organized crime during Prohibition.

This British sci-fi series followed three secret agents with superhuman abilities working for a global organization.

This sitcom followed a farming family in the rural South, dealing with everyday mishaps and heartwarming moments.

This sitcom centered on a bachelor uncle raising his orphaned nieces and nephew with the help of a butler.

This British supernatural detective series involved a ghost helping his living partner solve crimes.

This variety comedy show starred a radio legend in sketches and monologues.

This sci-fi adventure series involved scientists traveling through time via a massive underground device.

This British comedy variety show featured two entertainers in sketches, songs, and celebrity guests.

In its last season, this show received a new title.

This supernatural sitcom featured a widow living in a haunted house with a ghostly sea captain.

Did somebody say "vampire"?

Every episode appeared to possess its own independent consciousness.