Sally Hawkins (Elisa Esposito), Michael Shannon (Richard Strickland), Richard Jenkins (Giles), Octavia Spencer (Zelda Fuller), Michael Stuhlbarg (Dr. Robert Hoffstetler), Doug Jones (Amphibian Man), David Hewlett (Fleming) more..., Nick Searcy (General Hoyt), Stewart Arnott (Bernard), Nigel Bennett (Mihalkov), Lauren Lee Smith (Elaine Strickland), Martin Roach (Brewster Fuller), Allegra Fulton (Yolanda), John Kapelos (Mr. Arzounian), Morgan Kelly (Pie Guy), Marvin Kaye (Burly Russian), Dru Viergever (Military Policeman), Wendy Lyon (Sally (Secretary)), Cody Ray Thompson (Guard), Diego Fuentes (Worker), Madison Ferguson (Tammy Strickland), Jayden Greig (Timmy Strickland), Karen Glave (African American Wife), Danny Waugh (African American Husband), Dan Lett (Cadillac Salesman), Deney Forrest (Lou), Brandon McKnight (Duane), Clyde Whitham (Wet Cinema Patron), Jonelle Gunderson (Bus Passenger #1), Cameron Laurie (Bus Passenger #2), Evgeny Akimov (Russian Band), Sergey Nikonov (Russian Band), Vanessa Oude-Reimerink (Russian Band), Alexey Pankratov (Russian Band), Dave Reachill (Scientist (uncredited)), Amanda Smith (Mrs. Peabody (uncredited)), Maxine Grossman (Bus Passenger (uncredited)), Matthew MacCallum (Shoe Store Owner (uncredited)), Victoria Charters (Bus Passenger (uncredited))

Vanessa Taylor (Screenplay), J. Miles Dale (Producer), Guillermo del Toro (Producer), Sidney Wolinsky (Editor), Paul D. Austerberry (Production Design), Shane Vieau (Set Decoration), Luis Sequeira (Costume Design) more..., Jordan Samuel (Makeup Department Head), Kristin Wayne (Makeup Artist), David Best (Assistant Art Director), Guy Davis (Conceptual Design), Samantha Dick (Assistant Art Director), David G. Fremlin (Assistant Art Director), Marc Kuitenbrouwer (Construction Coordinator), Luca Nemolato (Conceptual Design), Evan Webber (Assistant Art Director), Mike Hill (Sculptor), Dennis Berardi (Visual Effects Supervisor), Greg Sigurdson (Other), Jean Frenette (Stunt Coordinator), John B. Harper (First Assistant Camera), Jeff Vitkuske (Other), Mary Juric (Assistant Editor), Lisa Shamata (Unit Publicist), Danny Haeberlin (Researcher), Guillermo del Toro (Screenplay), Guillermo del Toro (Story), Jeff Melvin (Set Decoration), Nathan Robitaille (Supervising Sound Editor), Christian T. Cooke (Sound Re-Recording Mixer), Brad Zoern (Sound Re-Recording Mixer), Dan Laustsen (Director of Photography), Nigel Churcher (Art Direction), Paula Fleet (Hair Designer), Lukas Press (Hairstylist), Rossana Vendramini (Key Hair Stylist), Patricia Keighran (Key Makeup Artist), Sophie Giraud (Additional Still Photographer), Gilles Corbeil (Camera Operator), Chris Bacik (Drone Operator) and others.