<P> June Lockhart ( born June 25 , 1925 ) is an American actress , primarily in 1950s and 1960s television , also with performances on stage and in film . On two television series she played mother roles , Lassie and Lost in Space . She also portrayed Dr. Janet Craig on the CBS television sitcom Petticoat Junction ( 1968 -- 70 ) . She is a two - time Emmy Award nominee and a Tony Award winner . </P>
<P> June Lockhart ( born June 25 , 1925 ) is an American actress , primarily in 1950s and 1960s television , also with performances on stage and in film . On two television series she played mother roles , Lassie and Lost in Space . She also portrayed Dr. Janet Craig on the CBS television sitcom Petticoat Junction ( 1968 -- 70 ) . She is a two - time Emmy Award nominee and a Tony Award winner . </P>
who was the mother in lost in space
who was the mother in lost in space
June Lockhart
June Lockhart