Spirtas is perhaps best known for his roles as Dr. Craig Wesley on the soap opera Days of Our Lives, Jonas Chamberlain on the ABC soap opera One Life to Live, and as Nick in the slasher film Friday the 13th Part VII: The New Blood (1988). Spirtas has worked on Broadway, with roles including Hugh Jackman's understudy in The Boy from Oz, and has also worked as a stunt performer. He began using the name "Kevin Spirtas" professionally in 1995, having been previously credited as "Kevin Blair".