This was followed by guest appearances on various television shows, including the aforementioned Beauty and the Beast (1987), two episodes of Tarzán (1991), Murder, She Wrote (1992), Relic Hunter (1999), and as himself in WWE SmackDown (1999).

He also appeared in a January 2003 episode of Charmed and in the Off-Broadway play Bouncers (1987), as well as in the television films Shooter (1988) and The Cover Girl Murders (1993), the latter of which starred Lee Majors.

9 (1992), Dead Men Can't Dance (1997), Susan's Plan (1998), Merlin: The Return (1999) as Lancelot, Convergence (1999), The Void (2001), The Breed (2001), Storm Watch (2002), Nemesis Game (2003) Throttle (2005), and Phantom Below (2005).

Also in 2007, Paul played the lead role in the TV movie Tides of War as Commander Frank Habley, a gay officer in charge of a submarine that infiltrates North Korean waters where he instinctively discovers a secret stealth North Korean submarine and destroys it.

In 2008, Paul began voice acting the character of Patrick O'Brien in the animated War of the Worlds television show.

In March 2019, he joined the CW series Arrow in a recurring role, playing a villainous character named Dante.

Since the late 1980s, he has studied a range of martial arts, including Taekwondo, Choy Li Fut, and Hung Gar Kung Fu, and has been featured on the covers of Impact (three times), Inside Kung Fu, Karate International (four times) and Martial Arts Insider.