The Walking Dead

The "Walking Dead" is an American tv series representing the adaptation of the comic book series of the same name by Robert Kirkman. Its first showing took place on October 31, 2010, and it has immediately been well received by the public. The "Walking Dead" is produced by AMC television channel and it's developed by Frank Darabont. Up to now, six seasons of the tv series were brought out and each of them was nominated for several awards, for instance, The Golden Globe Award for Best Television Series for Best Drama. 

Source: http://www.strefawalkingdead.pl/

The producer tells a story of the group of people who are trying to survive in the postapocalyptic world, brought under control by the zombies. Most of the episodes take place close to the city of Atlanta. The group, headed by the ex-sheriff's deputy, Rick Grimes (acted by Andrew Lincoln), struggle to survive in every possible way. 

Source: http://walkingdead.wikia.com/wiki/User_blog:Pigpen077/Is_AMC's_The_Walking_Dead_Good%3F

Apart from Rick, the other main characters are:

• Shane Walsh - Rick's best friend, also an ex-sheriff's deputy (acted by Jon Bernthal)

• Lori Grimes - Rick's wife, who, believing her husband to be dead, starts a relationship with Shane and gets pregnant (acted by Sarah Wayne Callies)

• Daryl Dixon - an expert tracker, who has the incredible skills in hunting and killing walkers (acted by Norman Reedus)

The official trailer of the first season
Source: https://youtu.be/R1v0uFms68U