R. Martin Klein
- Compleanno:
- 05/11/1957
 | Cinderella and the Secret Prince (2018) Manny (voice) |
 | Alpha and Omega: The Legend of the Saw Tooth Cave (2014) Tony (voice) (as Bill Lader) |
 | Dwegons and Leprechauns (2014) Nosey Threehorn / Bloochip / Squats (voice) |
 | Alpha and Omega 2: A Howl-iday Adventure (2013) Tony / Rogue #2 (voice) (as Bill Lader) |
 | The Fortune Theory (2013) The Accountant |
 | LEGO Star Wars: The Padawan Menace (2011) Chancellor Palpatine / Darth Sidious / Republic Guard / Ki - Ad - Mundi / Liam (voice) |
 | A Martian Christmas (2009) Office Manager / Martian Officer (voice) |
 | LeapFrog: A Tad of Christmas Cheer (2007) Edison |
 | Meet the Fockers (2004) Mo Focker (uncredited) |
 | The Night Before Christmas: A Mouse Tale (2002) Elf / Lucky (voice) |
 | A Mother's Testimony (2001) Coroner |
 | 映画 デジモンアドベンチャー (2000) Gomamon (voice) |