Dave is facing the seemingly impossible job of bringing up four kids alone after the sudden death of his wife. And things get even more complicated when he falls in love with his wife's best friend, Sarah. Single Father asks … David Tennant, Suranne Jones, Millie Innes, Chris Hegarty, Robert Dickson, Warren Brown, Neve McIntosh Added on BritBox 2022-05-16. Added on Amazon Prime 2023-09-04.