Barry Van Dyke is an American actor and the second son of actor and entertainer Dick Van Dyke and Margie Willett, and nephew of Jerry Van Dyke. He has often worked with his father. He is best known to audiences as Lieutenant Detective Steve Sloan, a homicide detective and the son of Dr. Mark Sloan on Diagnosis: Murder. In the show, the characters' relatives were frequently played by real-life family members.

Richard Wayne Van Dyke is an American actor and comedian. His career has spanned over seven decades in film, television, and stage. Van Dyke is the recipient of a Golden Globe, Tony, Grammy, a Daytime Emmy, and four Primetime Emmys. He was inducted into the Television Hall of Fame in 1995 and the Hollywood Walk of Fame in 2012. He was honored with the Screen Actors Guild Life Achievement Award in 2013, the Kennedy Center Honors in 2021, and was recognized as a Disney Legend.