Hey Arnold! Sid the Vampire Slayer/Big Sis (1994–2004) Online
- Original Title :
- Sid the Vampire Slayer/Big Sis
- Genre :
- TV Episode / Animation / Comedy / Drama / Family
- Year :
- 1994–2004
- Cast :
- Spencer Klein,Craig Bartlett,Ashley Buccille
- Writer :
- Craig Bartlett,Dawn Hershey
- Type :
- TV Episode
- Time :
- 25min
- Rating :
- 7.4/10
After A Chilling Vampire Movie, Sid Is So Spooked That He Believes That Stinky Has All Of The Characteristics Of A Vampire. Olga Comes Home And Wants To Be A Big Sister To A Little Girl.
| Episode credited cast: | |||
 | Spencer Klein | - | Arnold (voice) |
| Rest of cast listed alphabetically: | |||
 | Craig Bartlett | - | Radio DJ / Jack (voice) |
 | Ashley Buccille | - | Lila Sawyer (voice) |
 | Nika Futterman | - | Olga Pataki / Norma (voice) |
| Sam Gifaldi | - | Sid (voice) |
 | Olivia Hack | - | Rhonda Wellington Lloyd / Woman in Movie (voice) |
 | Christie Insley | - | Blood Drive Volunteer (voice) |
| Danica Ivancevic | - | Lunch Lady (voice) |
 | Maurice LaMarche | - | Big Bob Pataki / Vampire / Dr. Vanderveen / Farmer (voice) |
 | Francesca Marie Smith | - | Helga Pataki (voice) (as Francesca Smith) |
 | Kath Soucie | - | Miriam Pataki / Woman at Opera (voice) (as Kath E. Soucie) |
| Christopher Walberg | - | Stinky Petersen (voice) |
In the vampire movie Arnold and his friends are watching at the theater, Ernie Potts can be seen among the crowd of angry villagers.