Selma Blair Praises 10-Year-Old Son Arthur at Premiere of Her Documentary (Exclusive)

Selma Blair and director Rachel Fleit speak with ET’s Nischelle Turner at the premiere of ‘Introducing, Selma Blair.’ The actress gushes over her 10-year-old son, Arthur, who accompanied her on the red carpet Thursday night. She opens up about sharing her journey with multiple sclerosis in the new documentary. ‘Introducing, Selma Blair’ premieres Oct. 21 on discovery+.