In television, he is known for playing Josh on Syfy's fantasy series The Magicians and Frederick Crane on the American sitcom Frasier.
Einhorn was a child actor and landed his first big role as recurring character Frederick Crane on Frasier.
[1] He made an appearance in an episode of The Office as Justin Polznik, a student interested in an internship at Dunder Mifflin.
Other recent work includes reprising ’Neil Kellerman’ in the ABC remake of the film Dirty Dancing.
Einhorn also co-starred in The Magicians, based on the eponymous book series by Lev Grossman, as Josh Hoberman.