Lenford "Lenny" Leonard and Carlton "Carl" Carlson are supporting characters in the Fox

Fox Broadcasting Company

Fox Broadcasting Company, commonly referred to as Fox Network or simply Fox , is an American commercial broadcasting television network owned by Fox Entertainment Group, part of Rupert Murdoch's News Corporation. Launched on October 9, 1986, Fox was the highest-rated broadcast network in the...

 animated series The Simpsons

The Simpsons

The Simpsons is an American animated sitcom created by Matt Groening for the Fox Broadcasting Company. The series is a satirical parody of a middle class American lifestyle epitomized by its family of the same name, which consists of Homer, Marge, Bart, Lisa and Maggie...

, and are voiced by Harry Shearer

Harry Shearer

Harry Julius Shearer is an American actor, comedian, writer, voice artist, musician, author, radio host and director. He is known for his long-running role on The Simpsons, his work on Saturday Night Live, the comedy band Spinal Tap and his radio program Le Show...

 and Hank Azaria

Hank Azaria

Henry Albert "Hank" Azaria is an American film, television and stage actor, director, voice actor, and comedian. He is noted for being one of the principal voice actors on the animated television series The Simpsons , on which he performs the voices of Moe Szyslak, Apu Nahasapeemapetilon, Chief...

. They have a close relationship with each other with hints of homosexuality. They work at the Springfield Nuclear Power Plant and each possesses a master's degree

Master's degree

A master's is an academic degree granted to individuals who have undergone study demonstrating a mastery or high-order overview of a specific field of study or area of professional practice...

 in nuclear physics

Nuclear physics

Nuclear physics is the field of physics that studies the building blocks and interactions of atomic nuclei. The most commonly known applications of nuclear physics are nuclear power generation and nuclear weapons technology, but the research has provided application in many fields, including those...

, but are often portrayed as blue-collar

Blue-collar worker

A blue-collar worker is a member of the working class who performs manual labor. Blue-collar work may involve skilled or unskilled, manufacturing, mining, construction, mechanical, maintenance, technical installation and many other types of physical work...

 working men.

Lenny and Carl makes 6th on IGN

IGN

IGN is an entertainment website that focuses on video games, films, music and other media. IGN's main website comprises several specialty sites or "channels", each occupying a subdomain and covering a specific area of entertainment...

's Top 25 Simpsons Peripheral Characters.
Lenford "Lenny" Leonard, is a supporting character in the Fox

Fox Broadcasting Company

Fox Broadcasting Company, commonly referred to as Fox Network or simply Fox , is an American commercial broadcasting television network owned by Fox Entertainment Group, part of Rupert Murdoch's News Corporation. Launched on October 9, 1986, Fox was the highest-rated broadcast network in the...

 animated series The Simpsons

The Simpsons

The Simpsons is an American animated sitcom created by Matt Groening for the Fox Broadcasting Company. The series is a satirical parody of a middle class American lifestyle epitomized by its family of the same name, which consists of Homer, Marge, Bart, Lisa and Maggie...

, and is voiced by Harry Shearer

Harry Shearer

Harry Julius Shearer is an American actor, comedian, writer, voice artist, musician, author, radio host and director. He is known for his long-running role on The Simpsons, his work on Saturday Night Live, the comedy band Spinal Tap and his radio program Le Show...

.