Her other television roles include Marianne Dashwood in Sense and Sensibility (1981), Linda Cosgrove in Born and Bred (2002–05), Patty Cornwell in Hollyoaks (2003–04) and Elaine Jenkinson in Broadchurch (2013).
She also appeared in The Prime of Miss Jean Brodie as Rose Stanley, Sense and Sensibility, The Scarlet Pimpernel and the 1982 Bergerac episode "A Perfect Recapture".
She appeared as Pompeiian citizen Caecilius's wife Metella in "The Fires of Pompeii", in the fourth series of the BBC's Doctor Who.
Childs was married to her Howards' Way co-star Tony Anholt, from 1990 to 1998 and toured with him, Marc Sinden and Gemma Craven in Noël Coward's Private Lives throughout 1991 and into 1992.
In the story, the Seventh Doctor and Ace are caught intruding in Colditz Castle in October 1944, where they meet Klein, a Nazi scientist.