| Age | 48 |
| Birthday | 19 January, 1976 |
| Birthplace | Moston, Manchester, England, United Kingdom |
| Height | 5' 10" (178 cm) |
| Eye Color | Brown - Dark |
| Hair Color | Black |
| Zodiac Sign | Capricorn |
| Nationality | British |
| Occupation | Actress |
| Claim to Fame | Nessa Holt in the first two seasons of the NBC series Las Vegas. |
Marsha Lisa Thomason (born 19 January 1976) is an English television and film actress who is best known for playing Sarah Evers in Disney's the Haunted Mansion, Nessa Holt in the first two seasons of the NBC series Las Vegas, Naomi Dorrit on the ABC series Lost, and FBI agent Diana Barrigan on the USA Network series White Collar.
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