Keane was nominated for a Perrier Award at the Edinburgh Festival in 1990 for her one-woman theatre show Single Again (Sean Hughes would go on to win the award), returning the following year with Citizen Keane.
In 1995, with Fascinating Aïda, she was nominated for the Laurence Olivier Award for Best Entertainment.
Between 1999 and 2001 she toured a one-woman show, Back With You, taking in the UK and Germany, and winning the Best Comedy Award at the Moers Comedy Festival in 2001.

In 2002, Keane wrote the songs for Sandi Toksvig's musical comedy Big Night Out at the Little Palace Theatre (starring in the show itself at the Watford Palace Theatre with Toksvig and Bonnie Langford).
Other works include the plays A Slice of Life (1981) and Boat People (1983).
She has written songs for two pantomimes with Adèle Anderson.

Keane continued her acting career, including touring versions of Dancing at Lughnasa and Charley's Aunt, Juno and the Paycock at the Leicester Haymarket; The Plough and the Stars at the West Yorkshire Playhouse in Leeds; Accommodating Eva at the King's Head Theatre in Islington and Present Laughter at Birmingham Repertory Theatre.
She was included in the premiere production of The Vagina Monologues in Dublin in 2002.
She appeared with Kit and The Widow in Tomfoolery during 2005 and in the premiere one night only staging of a new musical version of Little Women at the Theatre Royal, Drury Lane.

In 2006, Keane appeared with Jenny Eclair and Linda Robson, in Grumpy Old Women Live, and as the Duchess in Me and My Girl (2006) on a new national tour.
She performed the role of Dolly in Frank and Dolly a new play by Lizzie Hopley at the Edinburgh Festival 2007, for which she was nominated for the Stage Best Actress Award, before getting back on tour with Grumpy Old Women Live.
She then toured round Ireland performing the role of Lady Bracknell in The Importance of Being Earnest, before returning to England, and beginning to write new songs for the 25th anniversary of Fascinating Aïda, which performed for a few weeks at the Jermyn Street Theatre.

On 29 June 2008, she appeared in (and produced with Barb Jungr) The Lovely Russell Concert, which celebrated the life of her friend and colleague Russell Churney.
In 2009, she toured England with Fascinating Aïda, and completed a new album.
Keane was nominated for a Perrier Award at the Edinburgh Festival in 1990 for her one-woman theatre show Single Again (Sean Hughes would go on to win the award), returning the following year with Citizen Keane. In 1995, with Fascinating Aïda, she was nominated for the Laurence Olivier Award for Best Entertainment. Between 1999 and 2001 she toured a one-woman show, Back With You, taking in the UK and Germany, and winning the Best Comedy Award at the Moers Comedy Festival in 2001.
In 2002, Keane wrote the songs for Sandi Toksvig's musical comedy Big Night Out at the Little Palace Theatre (starring in the show itself at the Watford Palace Theatre with Toksvig and Bonnie Langford). Other works include the plays A Slice of Life (1981) and Boat People (1983). She has written songs for two pantomimes with Adèle Anderson.
Keane continued her acting career, including touring versions of Dancing at Lughnasa and Charley's Aunt, Juno and the Paycock at the Leicester Haymarket; The Plough and the Stars at the West Yorkshire Playhouse in Leeds; Accommodating Eva at the King's Head Theatre in Islington and Present Laughter at Birmingham Repertory Theatre. She was included in the premiere production of The Vagina Monologues in Dublin in 2002. She appeared with Kit and The Widow in Tomfoolery during 2005 and in the premiere one night only staging of a new musical version of Little Women at the Theatre Royal, Drury Lane.
In 2006, Keane appeared with Jenny Eclair and Linda Robson, in Grumpy Old Women Live, and as the Duchess in Me and My Girl (2006) on a new national tour. She performed the role of Dolly in Frank and Dolly a new play by Lizzie Hopley at the Edinburgh Festival 2007, for which she was nominated for the Stage Best Actress Award, before getting back on tour with Grumpy Old Women Live. She then toured round Ireland performing the role of Lady Bracknell in The Importance of Being Earnest, before returning to England, and beginning to write new songs for the 25th anniversary of Fascinating Aïda, which performed for a few weeks at the Jermyn Street Theatre. 
On 29 June 2008, she appeared in (and produced with Barb Jungr) The Lovely Russell Concert, which celebrated the life of her friend and colleague Russell Churney. In 2009, she toured England with Fascinating Aïda, and completed a new album.
Dillie Keane