On September 15th, the first Digimon Tri English dubbed entry was released theatrically (no word on home video/streaming release tho), and half of the original dub cast returned. Reprising their roles are:
Joshua Seth as Tai
Colleen O'Shaughnessey as Sora
Mona Marshall as Izzy
Philece Sampler as Mimi
Tom Fahn as Agumon
Jeff Nimoy as Tentomon, Kabuterimon
R. Martin Klein as Gomamon
Anna Garduno as Palmon
Mari Devon as Togemon
Laura Summer as Patamon
Dave Mallow as Angemon
Kirk Thornton as Gabumon, Garurumon
Melodee M. Spevack as Birdramon
The new people replacing roles are:
Vic Mignogna (replacing Michael Reisz) as Matt
Johnny Yong Bosch (replacing Doug Erholtz; Erholtz will still be in the film) as T.K
Robbie Daymond (replacing Michael Lindsay) as Joe
Tara Sands (replacing Lara Jill Miller) as Kari
Kate Higgins (replacing Edie Mirman) as Gatomon
Cherami Leigh (replacing Tifanie Christun) as Biyomon
SOURCE:12