The Secret - Cast

Name	Episodes	Known for
Amy Kwolek Michelle Duncan Michelle Duncan See fewer	2	Anonymous (I) (2011)
Samantha Mutlow Donna Parry Donna Parry See fewer	2	The Secret (2002)
Haydn Gwynne Emma Faraday Emma Faraday See fewer	2	Beauty and the Beast (I) (2017)
Robert Bathurst Alex Faraday Alex Faraday See fewer	2	Cold Feet (1997)
Stella Gonet Nadia Collins Nadia Collins See fewer	2	Nicholas Nickleby (2002)
Ben Alsford Jack Jack See fewer	2	Keen Eddie (2003)
Nerys Hughes Gwen Gwen See fewer	2	The Liver Birds (1969)
Tilly Gerrard-Bannister Jessica Jessica See fewer	2	Gosford Park (2001)
Lisa Millett Caroline Caroline See fewer	2	Early Doors (2003)
David Troughton Tony Tony See fewer	2	Crime and Punishment (1979)
John Woodvine Frank Frank See fewer	2	An American Werewolf in London (1981)
Harry Miller Foreman Foreman See fewer	2	Grushko (1994)
Archie Panjabi Nadia's Probation Officer Nadia's Probation Officer See fewer	2	San Andreas (2015)
Barbara Keogh Maureen Maureen See fewer	1	The Abominable Dr. Phibes (1971)
Clare Bloomer Interviewee Interviewee See fewer	1	The Gathering (III) (2003)
Rufus Wright Priest Priest See fewer	1	Quantum of Solace (2008)
Annette Bentley Female Worker Female Worker See fewer	1	Playing the Field (1998)
Caroline Holdaway Head Teacher Head Teacher See fewer	1	Blake's 7 (1978)
Richard Bolton Karate Instructor Karate Instructor See fewer	1	In Focus (2007)
James Smith Buyer Buyer See fewer	1	The Favourite (2018)