
Acting
Frederick was educated in Germany and France. He came to England in 1939 and took up acting at the suggestion of his English headmaster. He attended the Guildhall School of Music and Drama in London between 1946 and 1948 and started his stage career at preston Rep in 1949. Many rep seasons in provinces before West End appearances including 'The Comedy of Errors', 'Lock Up Your Daughters', 'The Potsdam Quartet', 'Big Fish, Little Fish', 'For Adults Only', 'A Patriot For Me', 'Mrs. Gibson's Boys' and 'Salad Days'. Frederick started his television career in 1955 and went into films in 1956. He co…
Ice Cold in Alex
1958

Doctor Who: The Savages
as Jano (voice)

Cold Comfort Farm
as Doctor Adolph Müdel

Selling Hitler
as Fritz Stiefel

Indiana Jones and the Last Crusade
as World War One Ace
St. Ursula's in Danger
as Mr. Forson

The Potsdam Quartet
as Douglas Smedley

Nijinsky
as Gabriel Astruc

At the Fountainhead (Of German Strength)
as Kurt Langsdorf

The Passage
as German Major (uncredited)
Der Abschlußtag
as Harry Day

Selling Hitler
as Fritz Stiefel · 2 ep.

The Chief
as Major Selwyn Davis · 6 ep.

Keeping Up Appearances
as Millburn · 1 ep.

I Woke Up One Morning
12 ep.

Miss Marple
as Colonel Melchett · 3 ep.

Miss Marple: The Body in the Library
as Colonel Melchett · 3 ep.

Remington Steele
as Edvard Jensen · 1 ep.

The Agatha Christie Hour
as The Count · 1 ep.

The Kenny Everett Television Show
as Various · 2 ep.

Yes Minister
1 ep.