Father-to-be Alan is shocked to learn that he was born a sextuplet. With his newfound brother Russell riding shotgun, the duo sets out on a hilarious journey to reunite with their remaining long-lost siblings.
as Alan / Russell / Dawn / Jasper / Ethan / Baby Pete / Lynette
as Marie
as Doug
as Linda
as Leland
as Janet
as Dr. Williams
as Prison Guard
as Dr. Ellis
as Trucker
as Dr. Greenberg
as Dr. Theodore Williams
as Trucker #2
