Joshua grew up in South Plainfield, New Jersey. He went to a Christian school for many years called Cornerstone Christian Academy, which is also a church called Faith Fellowship Ministries and was originally located in Edison, New Jersey.
His parents were involved in different parts of the church. While his father was with the music group, his mother worked in the office. His parents are now divorced.
After leaving Cornerstone Christian Academy, he went to South Plainfield High School where he ended up graduating there in 1993. He then went on to pursue his acting career in New York City and then to Los Angeles, California with his older brother Rick Gomez
Joshua was always known as a comedian. He was also fun to be around. In 2007, he has been cast to play the title character's best friend, Morgan, in NBC's comedy Chuck