'Michael Buscemi,' who plays Kurt, also played God in the popular HBO series Nurse Jackie; Buscemi also has a famous brother, actor 'Steve Buscemi.'
'Jim O'Heir,' who plays Agent Miller, also played the character Jerry Gergich for six years on the hit show Parks and Recreation.
Alice Amter, who plays attorney Whitney Roth, is also known for playing Raj Koothrappali's (Kunal Nayyar) mother in the popular comedy The Big Bang Theory.
"Smothered by Mothers" is Kurt Weichert's first film as executive producer and writer. He wrote the screenplay with former Miramax
executive John Fahy and convinced his brother Ken Weichert to play the part of Shawn O'Grady. Ken was a professionally-trained actor but left acting for another career when he was 21; "Smothered by Mothers" is Ken's return to acting after a 25-year absence.
Actor Burt Young, who plays Ivan, was nominated for an Oscar for his role as Paulie in Rocky (1976).