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Appearances
24
Guest cast, played by Tzi Ma
- Episode 4x21: Day 4: 3:00 A.M. - 4:00 A.M. (May 9, 2005)
- Episode 4x23: Day 4: 5:00 A.M. - 6:00 A.M. (May 23, 2005)
- Episode 6x01: Day 6: 6:00 A.M. - 7:00 A.M. (Jan 14, 2007)
- Episode 6x17: Day 6: 10:00 P.M. - 11:00 P.M. (Apr 9, 2007)
- Episode 6x18: Day 6: 11:00 P.M. - 12:00 A.M. (Apr 16, 2007)
- Episode 6x19: Day 6: 12:00 A.M. - 1:00 A.M. (Apr 23, 2007)
- Episode 6x20: Day 6: 1:00 A.M. - 2:00 A.M. (Apr 30, 2007)
- Episode 6x21: Day 6: 2:00 A.M. - 3:00 A.M. (May 7, 2007)
- Episode 6x22: Day 6: 3:00 A.M. - 4:00 A.M. (May 14, 2007)
- Episode 6x23: Day 6: 4:00 A.M. - 5:00 A.M. (May 21, 2007)
- Episode 6x24: Day 6: 5:00 A.M. - 6:00 A.M. (May 21, 2007)
- Episode 9x10: Day 9: 8:00 P.M. - 9:00 P.M. (Jun 30, 2014)
- Episode 9x11: Day 9: 9:00 P.M. - 10:00 P.M. (Jul 7, 2014)
- Episode 9x12: Day 9: 10:00 P.M. - 11:00 A.M. (Jul 14, 2014)