Each reality has a color scheme in relation to Michael's wife and son's favorite colors. When he is on Hannah's side, the color scheme consists of warmer colors, mainly red. While on Rex's cooler colors, mainly green, are seen.
An early working title for the show was "REM".
BD Wong's character, Dr. John Lee is a psychiatrist, which he shares with his previous regular series role, Dr. George Huang, on Law & Order: Special Victims Unit (1999). A psychiatrist is also a type of social worker or counselor, which is similar to his regular series role before L&O: SVU, Oz (1997), where he portrayed the Catholic Chaplain of a prison. A psychiatrist is also a type of doctor, a character he portrayed on his first regular series role, Dr. Stuart Kim, on All-American Girl (1994). He also played the marriage counselor, Dr. Wong in The Ref (1994).