Robert Leeshock is an American actor, producer, and photographer. He is best known for his role as Liam Kincaid in the science fiction television series Earth: Final Conflict. Leeshock was born in Clifton, New Jersey, in 1961. He attended Cornell University as an arts and science major, then graduated with a degree in materials science engineering. After earning his degree, he moved to New York City to pursue his acting career.

Leeshock's first professional acting role was in the television series Beverly Hills, 90210 in 1992. He went on to have recurring roles in the series Earth: Final Conflict (1994-2002), The Outer Limits (1995-2002), and Star Trek: Enterprise (2001-2005). He has also appeared in a number of films, including The Perfect Husband (2018) and The Good Neighbor (2016).