Tristin Leffler portrays Cassie Dunleavy.
- Portrayed Emily Clayton on Fringe, Season 3
- Portrayed Rachel on Reaper, Season 1
- Portrayed Olivia Peterson on Supernatural, Season 6
- Portrayed Marta on The L Word, Season 4
- Portrayed pierced girl on Rat Race.
Appears briefly in Eminem's music video "The Real Slim Shady" (sitting next to Eminem at the Grammy Awards)