Toheeb Jimoh
as Tunde Ojo
Auliʻi Cravalho
as Jos Cleary-Lopez
Toni Collette
as Margot Cleary-Lopez
John Leguizamo
as Rob Lopez
Ria Zmitrowicz
as Roxy Monke
Halle Bush
as Allison "Allie" Montgomery
Eddie Marsan
as Bernie Monke
Nico Hiraga
as Ryan
Juliet Cowan
as Barbara Monke
Archie Rush
as Darrell Monke
Gerrison Machado
as Matty Clearly-Lopez
Edwina Findley
as Helen Wright
Zrinka Cvitešić
as Tatiana Moskalev
Jacob Fortune-Lloyd
as Ricky Monke
Pietra Castro
as Izzy Cleary-Lopez
Heather Agyepong
as Ndudi
Alexandru Bindea
as Viktor Moskalev
Daniela Vega
as Sister Maria Ignacia
Rob Delaney
as Tom
Alice Eve
as Kristen
Simbi Ajikawo
as Adunola