 Jeff reprised his role as Albert Einstein in all the 5 "Alien Nation" TV movies, - "" (1994), "" (1995), "" (1996), "" (1996), "" (1997).Marcus' first feature film role was in the 1981 classic romance film "Endless Love".His other films include "The Chosen" (1981), "Legal Deceit" (1997), "Freaky Friday" (2003), "Just Like Heaven(2005)", and "Frozen".