20/20 (TV Series)
Mystery at the Mansion (2018)
Full Cast & Crew
Cast (in credits order)
| David Muir | ... | Self - Co-Host | |
| Elizabeth Vargas | ... | Self - Co-Hostess | |
| Rest of cast listed alphabetically: | |||
| Nancy Grace | ... | Self | |
 |
Herman Weisberg | ... | Self |
Music by
| Brian J. Casey | ... | composer |
Music Department
| Brian J. Casey | ... | additional music |
| Nick DePinna | ... | composer: additional music |
| Johannes Hammers | ... | composer: additional music |
| David Norland | ... | additional music |