Filmografi
Film
| År | Titel | Rolle | Noter |
| 1983 | Trading Places | Woman at Party | Uncredited |
| 1985 | From Here to Maternity | Judy | Television film |
| 1986 | Odd Jobs | Diner Waitress | |
| 1987 | Paul Reiser Out on a Whim | | |
| 1991 | Oscar | Vendetti's Manicurist | |
| Ted & Venus | Marcia | |
| I Don't Buy Kisses Anymore | Monica | |
| 1993 | Perry Mason: The Case of the Killer Kiss | Peg Ferman | Television film |
| Batman: Mask of the Phantasm | Ms. Bambi (voice) | Uncredited |
| 1994 | It's Pat | Herself | |
| 2000 | Batman Beyond: Return of the Joker | Harley Quinn / Harleen Quinzel (stemme) | Direct-to-video |
| 2004 | Comic Book: The Movie | Ms. Q (Studio Secretary) |
Tv
| År | Titel | Rolle | Noter |
| Horton-sagaen | Calliope Jones | 427 episodes |
| 1986–1989 | The New Hollywood Squares | Panelist | |
| 1987 | The New Mike Hammer | Traci Baskin | Episode: "The Last Laugh" |
| 1987–1989 | Duet | Geneva | 50 episodes |
| 1989 | Open House | Episode: "Parade of Homes" |
| Family Feud | Herself | [1] |
| 1990 | Dream On | Donna di Angelo | Episode: "Angst for the Memories" |
| Room for Romance | | Episode: "Fool's Good" |
| 1990–1992 | America's Funniest People | Co-host | |
| 1991 | Taz-Mania | Veronica (voice) | Episode: "Bewitched Bob" |
| 1992–1994 | Batman: The Animated Series | Harley Quinn / Harleen Quinzel (voice) | 9 episodes |
| 1997–1999 | The New Batman Adventures | 6 episodes |
| 1997 | Superman: The Animated Series | Episode: "World's Finest" (Three-Parter) |
| 2000–2002 | Gotham Girls | 25 episodes |
| 2003 | Static Shock | Episode: "Hard as Nails" |
| Justice League | Episode: "Wild Cards" (Two-Parter) |
| 2004 | Frasier | Rachel | Episode: "Goodnight, Seattle: Part 2" |
Computerspil
| År | Titel | Stemmerolle | Noter |
| 1994 | The Adventures of Batman & Robin | Harley Quinn / Harleen Quinzel | Sega CD version |
| 2001 | Batman Vengeance | |
| 2009 | Batman: Arkham Asylum | |
| 2011 | DC Universe Online | Final role |
Manuskriptforfatter
| År | Titel | Noter |
| 1997 | Picture Perfect | Screenplay, story |