| Brehmer, Louise, | Louise Brehmer | Actor | 1903 - 1904 | 11 | |
| Bettini, G., | G. Bettini | Actor | 1903 | 1 | |
| Bæckström, -, | - Bæckström | Actor | 1903 | 1 | |
| Byström, -, | - Byström | Actor | 1903 | 1 | |
| Bielecki, Marian, | Marian Bielecki | Actor | 1903 - 1913 | 10 | |
| Bergonzio, Modesta, | Modesta Bergonzio | Actor | 1903 - 1908 | 15 | |
| Berti Masi, Elisa, | Elisa Berti Masi | Actor | 1906 - 1922 | 6 | |
| Bertramo, Mr., | Mr. Bertramo | Actor | 1903 | 1 | |
| Bonafini, L., | L. Bonafini | Actor | 1903 | 1 | |
| Borkowska, Leontyna, | Leontyna Borkowska | Actor | 1903 | 1 | |
| Brennan, George Hugh, | George Hugh Brennan (George Hugh Brennan) | Director, Producer | 1903 - 1933 | 27 | |
| Bronicz, Antonina, | Antonina Bronicz | Actor | 1903 - 1905 | 2 | |
| Boleška, Otto, | Otto Boleška | Actor | 1912 - 1913 | 3 | |
| Brooke, Charles W., | Charles W. Brooke (Charles W. Brooke) | Actor | 1904 | 1 | |
| Boulden, Howard, | Howard Boulden | Actor | 1904 | 1 | |
| Barnes, Miss, | Miss Barnes | Actor | 1904 | 1 | |
| Bennett, -, | - Bennett | Actor | 1904 | 1 | |
| Bragaglia, Marinella, | Marinella Bragaglia | Actor | 1904 | 1 | |
| Brovallius, -, | - Brovallius | Actor | 1904 | 1 | |
| Binley, Gertrude, | Gertrude Binley | Actor | 1904 | 1 | |
| Bruna, Eda, | Eda Bruna | Actor | 1905 | 3 | |
| Boyle, L. Milton, | L. Milton Boyle | Actor | 1905 | 2 | |
| Bang, Ole, | mary Bang (Ole Bang) | Actor | 1905 | 2 | |
| Bantscheva, Persida, | Persida Bantscheva | Actor | 1905 - 1909 | 3 | |
| Ball, Geo R., | Geo R. Ball (Geo R. Ball) | Actor | 1905 | 1 | |
| Behrend, Max, | Max Behrend | Actor, Director | 1901 - 1905 | 3 | |
| Berger, Karl, | Karl Berger | Actor | 1905 | 2 | |
| Belev, Beljo, | Beljo Belev | Actor | 1905 | 1 | |
| Batschvarova, Nikolina, | Nikolina Batschvarova | Actor | 1905 - 1928 | 3 | |
| Bryan, E. D., | E. D. Bryan (E. D. Bryan) | Director | 1905 | 1 | |
| Bonivento, Gilda V., | Gilda V. Bonivento (Gilda V. Bonivento) | Actor | 1905 - 1906 | 4 | |
| Borelli de Sanctis, Alda | Alda Borelli de Sanctis (Alda Borelli de Sanctis) | Actor | 1905 - 1906 | 4 | |
| Bonivento, S., | S. Bonivento | Actor | 1905 - 1906 | 7 | |
| Bonivento, Nerina, | Nerina Bonivento | Actor | 1905 - 1906 | 5 | |
| Bell, Charles J., | Charles J. Bell (Charles J. Bell) | Director | 1905 | 1 | |
| Basting, -, | - Basting | Actor | 1905 | 1 | |
| Blaumanis, Rūdolfs, | Rūdolfs Blaumanis | Translator | 1905 - 1936 | 2 | |
| Burns, John, | John Burns | Actor | 1905 - 1947 | 3 | |
| Bergmann, Karl, | Karl Bergmann | Actor, Composer, Director | 1905 - 1943 | 45 | |
| Bohuslav, Bedřich, | Bedřich Bohuslav | Actor | 1905 | 1 | |
| Bailey, Edwin, | Edwin Bailey | Actor | 1905 | 1 | |
| Bach-Gounod, -, | - Bach-Gounod | Composer | 1905 | 1 | |
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