| Details |
| 3 May 2005: | Nurse Brenda Previn | in House MD 1x19 'Kids' |
| 10 May 2005: | Nurse Brenda Previn | in House MD 1x20 'Love Hurts' |
| 17 May 2005: | Nurse Brenda Previn | in House MD 1x21 'Three Stories' |
| 20 Sep 2005: | Nurse Brenda Previn | in House MD 2x02 'Autopsy' |
| 29 Nov 2005: | Nurse Brenda Previn | in House MD 2x08 'The Mistake' |
| 14 Feb 2006: | Nurse Brenda Previn | in House MD 2x12 'Distractions' |
| 20 Feb 2006: | Nurse Brenda Previn | in House MD 2x13 'Skin Deep' |
| 12 Sep 2006: | Nurse Brenda Previn | in House MD 3x02 'Cane and Able' |
| 19 Sep 2006: | Nurse Brenda Previn | in House MD 3x03 'Informed Consent' |
| 26 Sep 2006: | Nurse Brenda Previn | in House MD 3x04 'Lines in the Sand' |
| 7 Nov 2006: | Nurse Brenda Previn | in House MD 3x06 'Que Será Será' |