Manfred Ludolf Steffen (born June 28th, 1916 in Hamburg, Germany) was an actor in many German television programs and was the narrator of Thomas & Friends from the first - fifth seasons between 1998 and 2000, as well as the CD release of Calling All Engines!, in Germany.

He was best known for appearing in various German television shows and films, such as "Der Nachlaß", "Hoopers letzte Jagd", "Miss Milly Mill", "Heimatgeschichten", and "Frau Luna". He is also known for voicing Henry Travers from "It's a Wonderful Life", Peter Cushing from "From Beyond the Grave", Noah Beery Jr. from "The Rockford Files", Mr. Hooper from "Sesame Street", and Gustav from "Felidae".

He died on January 22nd, 2009 in Halstenbek, Schleswig-Holstein at the age of 92.

He was succeeded by Sky du Mont from the eighth season onwards.