Harald Dyrenforth started his career as an actor in the late thirties in the Swiss theatre and radio, came to America in 1938, appeared in a number of Broadway plays and New York radio shows, served a hitch in the U.S. Army Ski Troops and another one as a foreign language broadcaster for the Office of War Information and "voice of America" of the U.S. State Department. In 1946 he made his movie debut in a featured part, that of Walter Damrosch in the film "Carnegie Hall." He appeared in over 40 pictures and 500 TV shows. He earned a Master's Degree in Theater Arts at U.C.L.A. and taught at Chapman College in Orange, CA while working as an actor and director. In 1961 he directed "the Madwoman of Chaillot" at Long Beach State College.

The Andromeda Strain
1971 · as (uncredited)

Congo Crossing
1956 · as Steiner

The Desert Rats
1953 · as Observer (uncredited)

The Incredible Mr. Limpet
1964 · as U-Boat Captain (uncredited)

Morituri
1965 · as Cornelson, Ingo Navigator (uncredited)

Target Unknown
1951 · as Sergeant Weltzer (uncredited)

The Red Ball Express
1952 · as German Sergeant (uncredited)

The Fabulous Irishman
1957 · as Wirz

Jump Into Hell
1955 · as Maj. Flandrin

Watusi
1959 · as Wilhelm von Kentner

In the Presence of Mine Enemies
1960 · as The General

Storm Over Tibet
1952 · as Professor Faber