Name	Known for
Roger Albelo Detective Ellis Maxwell Detective Ellis Maxwell See fewer	The Bridge (II) (2016)
Jack Allen Detective Detective See fewer	The Room (II) (2020)
Francine Berk Social Worker Elizabeth Griffin-Hall Social Worker Elizabeth Griffin-Hall See fewer	Griffin in Summer (2024)
Wendy Bowerman Kiirsi Hellewell Kiirsi Hellewell See fewer	Hubcap (2021)
Chuck Cox Self - Susan's father Self - Susan's father See fewer	20/20 (1978)
Justin East Josh Powell Josh Powell See fewer	The Yule Cat: Jólakötturinn (2017)
Denise Ernest Self - Susan's sister (as Denise Cox Ernest) Self - Susan's sister (as Denise Cox Ernest) See fewer	20/20 (1978)
Ron Fiore Detective Gary Sanders Detective Gary Sanders See fewer	Blackville (2017)
Kirsi Hellewell Self - Susan's friend Self - Susan's friend See fewer	20/20 (1978)
Liza Jaine Susan Powell Susan Powell See fewer	Your Pretty Face Is Going to Hell (2013)
Lynn Lageman Susan Powell Susan Powell See fewer	Assorted (2016)
Dan Nachtrab Narrator (voice) Narrator (voice) See fewer	Contraband: Seized at the Border (2023)
JoVonna Owings Self - Susan's friend Self - Susan's friend See fewer	Susan Powell: An ID Murder Mystery (2018)
Braden Powell Self Self See fewer	Susan Powell: An ID Murder Mystery (2018)
Charles Powell Self Self See fewer	Susan Powell: An ID Murder Mystery (2018)
Josh Powell Self (archive footage) Self (archive footage) See fewer	How It Really Happened with Jesse L. Martin (2016)
Susan Powell Self (archive footage) Self (archive footage) See fewer	How It Really Happened with Jesse L. Martin (2016)
Marvin E. West Investigator Investigator See fewer	The Naked Gun (2025)