| Rehder, Carl | Carl Rehder | Actor | 1905 - 1906 | 6 | |
| Rupprecht, - | - Rupprecht | Actor | 1905 - 1906 | 2 | |
| Rossi, De, D. | D. De Rossi | Actor | 1905 - 1906 | 4 | |
| Ruggeri, T. | T. Ruggeri | Actor | 1905 - 1906 | 4 | |
| Regaldi, M. | M. Regaldi | Actor | 1905 - 1906 | 8 | |
| Roncoroni, Mr. | Mr. Roncoroni | Actor | 1905 - 1906 | 4 | |
| Ripamonti, Mrs. | Mrs. Ripamonti | Actor | 1905 - 1906 | 4 | |
| Razeto, Stella | Stella Razeto (Miss Stella) | Actor | 1905 - 1906 | 3 | |
| Rosenberg, Hermann | Hermann Rosenberg | Actor | 1905 - 1906 | 2 | |
| Raetzer, Auguste | Auguste Raetzer | Actor | 1905 - 1906 | 2 | |
| Retslag, Nella | Nella Retslag | Actor | 1905 - 1907 | 2 | |
| Rindal, Marie | Marie Rindal | Actor | 1905 - 1907 | 59 | 2 |
| Reinhardt, Anton | Anton Reinhardt | Actor | 1905 - 1907 | 3 | |
| Rumpf, Fritz | Fritz Rumpf | Designer | 1905 - 1913 | 5 | |
| Reyman, Thyra | Thyra Reyman | Actor | 1905 - 1914 | 8 | |
| Renz, Ms. | Ms. Renz | Actor | 1906 | 2 | |
| Rosé, Berthold | Berthold Rosé | Actor | 1906 | 1 | |
| Rieck, Emil | Emil Rieck | Designer | 1906 | 1 | |
| Rohwold, Mr. | Mr. Rohwold | Actor | 1906 | 2 | |
| Rottacker, Erich | Erich Rottacker | Actor | 1906 | 1 | |
| Roschek, Walter | Walter Roschek | Actor | 1906 | 1 | |
| Repin, - | - Repin | Actor | 1906 | 1 | |
| Ring, Johannes | Johannes Ring | Actor | 1906 | 1 | 1 |
| Robson, Andrew | Andrew Robson | Actor | 1906 | 2 | |
| Raynous, Rodney | Rodney Raynous | Actor | 1906 | 1 | |
| Racy, E. M. | E. M. Racy | Actor | 1906 | 1 | |
| Ronsin, - | - Ronsin | Designer | 1906 | 1 | |
| Rüthling, Siegfried | Siegfried Rüthling | Actor | 1906 | 1 | |
| Rauschal, Josef | Josef Rauschal | Actor | 1906 | 1 | |
| Reichert, Ernst | Ernst Reichert | Actor | 1906 | 1 | |
| Ruß, Margarete | Margarete Ruß | Actor | 1906 | 1 | |
| Raalte, B., von | B. von Raalte | Actor | 1906 | 1 | |
| Rueß, Luise | Luise Rueß | Actor | 1906 | 1 | |
| Ruckova, Ms | Ms Ruckova | Actor | 1906 | 1 | |
| Reiner, Ernst | Ernst Reiner | Actor | 1906 - 1907 | 13 | |
| Reynolds, Frank | Frank Reynolds | Actor | 1906 - 1907 | 9 | |
| Ravey, - | - Ravey | Actor | 1906 - 1907 | 2 | |
| Rónay, Dezső | Dezső Rónay | Actor | 1906 - 1908 | 4 | |
| Rameil, Pierre | Pierre Rameil | Actor | 1906 - 1911 | 5 | |
| Reifenstein, Hermann | Hermann Reifenstein | Actor | 1906 - 1916 | 2 | |
| Rakowski, Konrad | Konrad Rakowski | Translator | 1906 - 1918 | 13 | 1 |
| Römer, Heinrich | Heinrich Römer | Actor, Director | 1906 - 1920 | 15 | |
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