Knud Riepen (born in 1981 in Hamburg) is a German actor who provides voices for the German dub of Thomas and Friends.

He is known for appearing in theatre shows, but is most famous for appearing in various television shows in Germany, such as "Tatort", "Notruf Hafenkante", and "Die Rettungsflieger". He is also known for voicing Shoseki and Kimimaro from "Naruto: Shippuden", Narain from "D.Gray-man" and Muck in the 2015 reboot of "Bob the Builder".


  • Stephen (Season 17 - present)
  • Norman (The Frozen Turntable only)
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