Manfred Frederick Jaeger (29 May 1928[2][3] – 18 June 2004) was a German-born British film, television, theatre and radio character actor.

Jaeger was born in Berlin, Germany; his family moved to England following Adolf Hitler's rise to power.

He made his first theatre appearance in 1949, and his film debut, The Black Tent, in 1956.

[4] He is well remembered by fans of the science fiction series Doctor Who for his roles in three serials.

[5] In 1977's The Invisible Enemy, he appeared as Professor Marius, creator of the robot dog K-9; his performance was described by reviewer John Peel as "superb".