Mart Hulswit (born Martin Hulswit on May 24, 1940 in Maracaibo, Venezuela) is a Venezuelan-American veteran character actor who is best known for playing J.B. King and B.J. King in Shining Time Station, in which he appeared in nineteen episodes, 'Tis A Gift and all four Family Specials as J.B King and one episode as B.J. King.
He has starred in many television shows including, "Flipper", "Guiding Light", "One Life To Live", and "All My Children".
- He and Rachel Miner both had roles in "Guiding Light".