In the late 1990s, Heaney-Grier partnered with her diving trainers,
Manny Puig and Mark Rackley (who was at the time also Heaney-Grier's boyfriend), filming underwater encounters with animals such as alligators and sharks. Rackley had worked as a spearfisherman and underwater videographer, They also worked on a USA Network one-hour special titled "Deep Diver: Tiger Shark Odyssey". In 2002, Heaney-Grier went on to other projects. In 1999 Heaney-Grier had a guest-starring role as a free-diver on an episode of
Baywatch, and a starring role on a UPN movie of the week,
Avalon:Beyond the Abyss, produced by
Viacom Productions. Heaney-Grier has been a featured guest on the
Late Show with David Letterman, London's
TFI Friday,
Primetime Live with
Anderson Cooper and
Ripley's Believe it or Not. Heaney-Grier also hosted ''Saturn's Gravity Files
, covering the Gravity Games in 2004, and the Mad Fin Shark Series'' for
ESPN in 2008. In 2015 Heaney-Grier co-starred as a member of a 5-person exploration team on the reality show
Treasure Quest: Snake Island, which documents the search for the legendary Treasure of the Trinity on
Snake Island, Brazil. ==Stunt work==