Dec. 28 (UPI) -- Season 11 of Call the Midwife is set to premiere on the BBC and BBCiPlayer Sunday.
The cast includes Jenny Agutter, Judy Parfitt, Helen George, Leonie Elliott, Stephen McGann, Daniel Laurie, Fenella Woolgar, Georgie Glen and Zephryn Taitte.
The drama follows a group of nurse midwives in 1950s and '60s London.
A brief, upbeat teaser released on Tuesday for the new season shows nuns, nurses and patients celebrating the birth of a baby.