Kenan Thompson (born May 10, 1978) is an American actor and comedian. He is best known for his work as a cast member on Saturday Night Live. He is also known for his roles in the films Good Burger and Fat Albert as well as on Kenan & Kel and All That.

Kenan Thompson plays as Kenan in Fraggle Rock: Back to the Rock.
Kenan Thompson is the top #1 member of the cast and appears in 19 episodes.

Edward Paul "Ed" Helms (born January 24, 1974) is an American actor and comedian known for his work as a correspondent on The Daily Show with Jon Stewart, as Andy Bernard on the U.S. version of the sitcom/mockumentary The Office and for his role as Dr. Stu Price in The Hangover films. Description above from the Wikipedia article Ed Helms, licensed under CC-BY-SA, full list of contributors on Wikipedia.​

Ed Helms plays as Nathan Rutherford in Fraggle Rock: Back to the Rock.
Ed Helms is the top #2 member of the cast and appears in 18 episodes.

John Tartaglia plays as Gobo Fraggle (voice) in Fraggle Rock: Back to the Rock.
John Tartaglia is the top #3 member of the cast and appears in 13 episodes.

From Wikipedia, the free encyclopedia. Dave Goelz (born July 16, 1946) is a puppeteer best-known for his association with The Muppets, and in particular with the Muppet character Gonzo. His other Muppet characters include Dr. Bunsen Honeydew, Zoot (the saxophonist of Dr. Teeth and The Electric Mayhem), Beauregard the janitor and Tiny (the humungous chicken in The Adventures of Elmo in Grouchland) . He also performed the characters of Boober Fraggle and Uncle Travelling Matt on Fraggle Rock. He also performed the puppetry for various characters, including Sir Didymus and Wiseman's Hat (both voiced by David Shaughnessy) in Labyrinth. Outside of Muppeteering, he is the current voice actor for the Disney character Figment. After Jim Henson died in 1990, Goelz took over puppeteering Waldorf in 1992. Description above from the Wikipedia article Dave Goelz, licensed under CC-BY-SA, full list of contributors on Wikipedia .

Dave Goelz plays as Boober Fraggle (voice) in Fraggle Rock: Back to the Rock.
Dave Goelz is the top #4 member of the cast and appears in 13 episodes.

Donna Kimball plays as Mokey Fraggle (voice) in Fraggle Rock: Back to the Rock.
Donna Kimball is the top #5 member of the cast and appears in 13 episodes.

Karen Prell plays as Red Fraggle (voice) in Fraggle Rock: Back to the Rock.
Karen Prell is the top #6 member of the cast and appears in 13 episodes.

Lilli Cooper plays as Doc in Fraggle Rock: Back to the Rock.
Lilli Cooper is the top #7 member of the cast and appears in 13 episodes.

Jordan Lockhart plays as Wembley Fraggle (voice) in Fraggle Rock: Back to the Rock.
Jordan Lockhart is the top #8 member of the cast and appears in 13 episodes.