| Borg, Óskar, | Óskar Borg | Actor | 1908 | 3 | |
| Biernacki, Eugeniusz (?), | Eugeniusz (?) Biernacki | Actor | 1908 | 1 | |
| Biernacki, Wojciech, | Wojciech Biernacki | Actor | 1908 | 1 | |
| Braakensiek, G., | G. Braakensiek | Actor | 1908 | 1 | |
| Bogusławski, Marian, | Marian Bogusławski | Actor | 1908 | 11 | |
| Bernard, Mary, | Mary Bernard | Actor | 1908 | 1 | |
| Browne, F. A., | F. A. Browne (F. A. Browne) | Actor | 1908 | 1 | |
| Bosis, De, -, | - De Bosis | Translator | 1908 | 3 | |
| Biegański, Wiktor, | Wiktor Biegański | Actor | 1908 – 1913 | 3 | |
| Brokowski, Marian, | Marian Brokowski | Actor | 1908 – 1913 | 5 | |
| Bergvall, Harry, | Harry Bergvall | Actor | 1908 – 1909 | 1 | |
| Björne, Hugo, | Hugo Björne | Actor | 1909 – 1913 | 22 | |
| Brzek, Josef, | Josef Brzek | Actor | 1908 | 2 | |
| Brzková, Tereza, | Tereza Brzková | Actor | 1908 | 2 | |
| Bečvářová-Vintrová, -, | - Bečvářová-Vintrová | Actor | 1908 | 1 | |
| Butkiewicz, Teofil, | Teofil Butkiewicz | Actor | 1908 – 1909 | 1 | |
| Bergmane, Anna, | Anna Bergmane | Translator | 1909 | 1 | |
| Beck, Lili, | Lili Beck | Actor | 1909 | 1 | |
| Busch, Elisa, | Elisa Busch | Actor | 1909 | 1 | |
| Bónis, -, | - Bónis | Actor | 1909 | 1 | |
| Bartos, -, | - Bartos | Actor | 1909 | 1 | |
| Borowski, Karol, | Karol Borowski | Actor, Director | 1909 – 1917 | 3 | |
| Bergh, Ingerid, | Ingerid Bergh | Actor | 1909 | 1 | |
| Blanton, Simon, | Simon Blanton | Director | 1909 | 2 | |
| Ballentine, E. F., | E. F. Ballentine (E. F. Ballentine) | Actor | 1909 | 2 | |
| Baehr, Nathen, | Nathen Baehr | Actor | 1909 | 4 | |
| Blanton, Smiley, | Smiley Blanton | Actor, Director | 1909 | 3 | |
| Bollman, Henry, | Henry Bollman | Actor | 1909 | 2 | |
| Bundy, M.W., | M. W. Bundy (M.W. Bundy) | Actor | 1909 | 2 | |
| Bird, F.H., | F. H. Bird (F.H. Bird) | Actor | 1909 | 2 | |
| Blackmore, D.P., | D. P. Blackmore (D.P. Blackmore) | Actor | 1909 | 2 | |
| Ball, J.T., | J. T. Ball (J.T. Ball) | Actor | 1909 | 2 | |
| Bennett, H.S., | H. S. Bennett (H.S. Bennett) | Actor | 1909 | 2 | |
| Betts, B.F., | B. F. Betts (B.F. Betts) | Actor | 1909 | 2 | |
| Borrow, Winefride, | Winefride Borrow | Actor | 1909 | 1 | |
| Bauman, William, | William Bauman | Actor | 1909 | 1 | |
| Boroński, Jerzy, | Jerzy Boroński | Actor | 1909 – 1913 | 2 | |
| Brandt, Kazimierz, | Kazimierz Brandt | Actor | 1909 – 1913 | 2 | |
| Barnholt, Sarah E., | Sarah E. Barnholt (Sarah E. Barnholt) | Actor | 1909 | 1 | |
| Buttedahl, Marguerite Benelli, | Marguerite Benelli Buttedahl | Actor | 1910 | 3 | |
| Bartlett, Bertha, | Bertha Bartlett | Actor | 1910 | 2 | |
| Baker, Lee, | Lee Baker | Actor | 1910 | 2 | |
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