4,750 actors with a page here, the busiest first, counted by the productions and shows we hold for each. Another 24,181 people are named in cast lists and have no page yet.
| Roberta Jonay Actor | 1 productions |
| Robin Bailey Actor | 1 productions |
| Robin De Jesús Actor | 1 productions |
| Rod Keller Actor | 1 productions |
| Rod Strong Actor | 1 productions |
| Rodd Cyrus Actor | 1 productions |
| Roddy McDowall Actor | 1 productions |
| Rodger Alford Actor | 1 productions |
| Rodney Thompson Actor | 1 productions |
| Roe Hartrampf Actor | 1 productions |
| Roger Caccia Actor | 1 productions |
| Roger DeKoven Actor | 1 productions |
| Roger Edens Actor | 1 productions |
| Roger Matthews Actor | 1 productions |
| Ron Field Actor, Choreographer, Director | 1 productions |
| Ron Rifkin Actor | 1 productions |
| Ronald Dyson Actor | 1 productions |
| Ronald Guttman Actor | 1 productions |
| Ronan Farrow Actor | 1 productions |
| Rosa Brown Actor | 1 productions |
| Rosalind Brown Actor | 1 productions |
| Rosalind Russell Actor | 1 productions |
| Rosamund Pike Actor | 1 productions |
| Roscoe Lee Browne Actor | 1 productions |
| Rose Byrne Actor | 1 productions |
| Rose Hemingway Actor | 1 shows |
| Rosemary Fuhrman Actor | 1 productions |
| Rosemary Lane Actor | 1 productions |
| Rosie O’Donnell Actor | 1 productions |
| Ross Martin Actor | 1 productions |
| Roxanne Reed Actor | 1 productions |
| Roy Atwell Actor | 1 productions |
| Roy Castle Actor | 1 productions |
| Roy Horton Actor | 1 productions |
| Ruben Santiago-Hudson Actor | 1 productions |
| Ruby Braff Actor | 1 productions |
| Ruby Greene Actor | 1 productions |
| Ruby Hill Actor | 1 productions |
| Rudolfo Cornejo Actor | 1 productions |
| Russ Thacker Actor | 1 productions |
| Ruth Buzzi Actor | 1 productions |
| Ruth Chatterton Actor | 1 productions |
| Ruth Davis Actor | 1 productions |
| Ruth Tester Actor | 1 productions |
| Ruth Warrick Actor | 1 productions |
| Ryan Behan Actor | 1 productions |
| Ryan Eggold Actor | 1 productions |
| Ryan Knowles Actor | 1 productions |
| Ryan Schlecht Actor | 1 productions |
| Ryan Sell Actor | 1 productions |
| Ryo Kamibayashi Actor | 1 productions |
| Sadie Sink Actor | 1 productions |
| Safiya Kaijya Harris Actor | 1 productions |
| Saisha Talwar Actor | 1 productions |
| Sally Bond Actor | 1 shows |
| Sally De May Actor | 1 productions |
| Sally Eaton Actor | 1 productions |
| Sally Kellerman Actor | 1 shows |
| Sally Shaw Actor | 1 productions |
| Sally Smith Actor | 1 productions |