| Brigaders, Jānis | Jānis Brigaders (Jānis Brigaders) | Actor | 1889 | 1 | |
| Brigadere-Maija, Anna | Anna Brigadere-Maija (Anna Brigadere-Maija) | Actor | 1889 | 1 | |
| Buse, Ida | Ida Buse (Ida Buse) | Actor | 1889 | 2 | |
| Bos, Sophie | Sophie Bos (Sophie Bos) | Actor | 1889 | 1 | |
| Bickhardt, Heinz | Heinz Bickhardt (Heinz Bickhardt) | Actor | 1889 | 1 | |
| Balik, Mr. | Mr. Balik (Mr. Balik) | Actor | 1889 | 1 | |
| Bæckström, Lina | Lina Bæckström | Actor | 1889 | 2 | |
| Berthold, Paul | Paul Berthold | Actor | 1889 | 1 | |
| Blab, Meta | Meta Blab | Actor | 1889 | 1 | |
| Berens, Minna | Minna Berens | Actor | 1889 | 1 | |
| Brunton, John | John Brunton | Designer | 1889 | 1 | |
| Bensberg, Helene | Helene Bensberg | Actor | 1889 | 1 | |
| Binder, Cenzi | Cenzi Binder | Actor | 1889 | 1 | |
| Blankenstein, J. | J. Blankenstein (J. Blankenstein) | Actor | 1889 - 1890 | 2 | |
| Busch, Fräul. | Fräul. Busch (Fräul. Busch) | Actor | 1889 - 1890 | 2 | |
| Bruun, Constance | Constance Bruun (Constance Bruun) | Actor | 1889 - 1891 | 5 | 2 |
| Burg, Ellen | Ellen Burg (Ellen Burg) | Actor | 1889 - 1891 | 2 | |
| Begerowska, Julie | Julie Begerowska | Actor | 1889 - 1894 | 2 | |
| Bünger, Agnes | Agnes Bünger (Agnes Bünger) | Actor | 1889 - 1895 | 12 | |
| Behrens, Constance | Constance Behrens (Constance Behrens) | Actor | 1889 - 1896 | 3 | |
| Bonno, Franz | Franz Bonno | Actor | 1889 - 1899 | 5 | |
| Bonn, Ferdinand | Ferdinand Bonn (Ferdinand Bonn) | Actor | 1889 - 1900 | 6 | 1 |
| Borcherdt, Oskar | Oskar Borcherdt (Oskar Borcherdt) | Actor, Director | 1889 - 1900 | 16 | 1 |
| Brincken, Dagny | Dagny Brincken (Dagny Brincken) | Actor | 1889 - 1901 | 6 | |
| Byström, Oscar | Oscar Byström (Oscar Byström) | Actor | 1889 - 1902 | 6 | |
| Beauchamp, John | John Beauchamp (John Beauchamp) | Actor | 1889 - 1905 | 3 | 1 |
| Böttger, Thor | Thor Böttger (Thor Böttger) | Actor | 1889 - 1906 | 5 | |
| Braun, Mr. | Mr. Braun (Mr. Braun) | Actor | 1889 - 1906 | 2 | |
| Busch, - | - Busch (- Busch) | Actor | 1889 - 1908 | 7 | |
| Bäckström, Georgina | Georgina Bäckström (Georgina Bäckström) | Actor | 1889 - 1908 | 4 | |
| Bloch, Anna | Anna Bloch (Anna Bloch) | Actor | 1889 - 1921 | 14 | 2 |
| Blasel, Paul | Paul Blasel (Paul Blasel) | Actor, Director | 1889 - 1922 | 3 | |
| Björkman, Per | Per Björkman (Per Björkman) | Actor | 1889 - 1957 | 4 | |
| Boer, Hermin L. | Hermin L. Boer (Hermin L. Boer) | Actor | 1890 | 1 | |
| Blaaser, J.D. | J. D. Blaaser (J.D. Blaaser) | Actor | 1890 | 1 | |
| Beikert, Mr. | Mr. Beikert (Mr. Beikert) | Actor | 1890 | 1 | |
| Becker-Nelidof, Fr. | Fr. Becker-Nelidof (Fr. Becker-Nelidof) | Actor | 1890 | 1 | |
| Bürgin, Karl | Karl Bürgin (Karl Bürgin) | Actor | 1890 | 1 | |
| Bognar, Friederike | Friederike Bognar (Friederike Bognar) | Actor | 1890 | 1 | 1 |
| Breznai, Anna, K. | Anna K. Breznai | Actor | 1890 | 4 | |
| Brooks, Marie | Marie Brooks | Actor | 1890 | 1 | |
| Beese, Friedrich | Friedrich Beese | Actor | 1890 | 1 | |
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