Career
Her sister Rakel Linnanheimo (1908–2004) was also an actress. Linnanheimo was married to Count Carl Robert Mörner 1948–1952, until his death. After she ended her film career in 1956, she started to work as a translator for the Finnish Broadcasting Company using the name Regina Mörner.
Regina Linnanheimo was one of the stars of the so-called golden era of Finnish movies.
She specialized in romantic and historical costume films and melodramas, such as and On the other hand, Linnanheimo showcased her tendencies for darker undertones in several Teuvo Tulio films.
The two collaborated frequently, with Linnanheimo often serving both as an actress and a screenwriter. was their last film together and also the final film of Linnanheimo"s career.