<P> Leslie Roy (Alex Reid) is the bookkeeper and girlfriend of Deepak Gandhi . She has recently fallen pregnant with his child when he is killed in the summer of 1973 . She identifies herself by the alias Layla Dylan when first questioned by the police . Investigating the crime is DI Sam Tyler who, unlike their contemporaries, does not look down upon Leslie's relationship with an Ugandan Asian immigrant, as he had loved the daughter of one himself . With Deepak dead, Leslie intends to abort their child but is talked out of doing so by Sam who, in a predestination paradox, inspires her to name her baby Maya . </P> <P> In 2006 (unseen), Leslie does not particularly approve of her daughter's boyfriend and supervisor, DCI Sam Tyler . She would prefer that Maya would marry a physician or wealthy man rather than a police officer . </P> <P> Ruth Tyler (Joanne Froggatt in 1973 & Judi Jones in 2006) is the mother of Sam Tyler . Sam meets her whilst in 1973, incognito, improvising the name "Detective Inspector Bolan" when asked his name - he had spoken with musician Marc Bolan the previous evening . He meets her again when the CID deduces his father Vic might be involved with the Morton brothers . </P> <P> In "The Good Father", when the truth about Vic's involvement in violent crime is discovered, Ruth tells the four - year - old Sammy that Vic had to go away . </P>

Who played sam tyler's mom in life on mars