Full Cast - Blue Submarine No. 6 (OVA) (episodes 1 to 4)
- 1. Blue
Recurring: Boise Holmes (Shidll Dedson)
Episodic: Ali Bell (Beast), D.C. Kennedy (Hugh W. Conwell), Edwin Holt (XO), J.R. Rodriguez (Captain of the Narushio), Jerry Riggs (Beast), Kiska Meadows (Inko), M.B. Cartell (Beast), Morgan Drexel (OP), Peter Lasko (Beast), Scott Bailey (Pilot), Tippsie Gillis (Women)
Incidental: Stan Wood (Sonar 1)
Additional Voices: Bill Flaman, Daniel Richani, Robin Robertson, Sean P. O'Connell, Tamara Burnham Mercer
- 2. Pilots
Recurring: Boise Holmes (Shidll Dedson)
Episodic: Ali Bell (Beast), Andrew Masset (Prof. Marunami), Bob Edwards (Sukune Tsuji), Cullen Moss (Alexander David Cekeros), D.C. Kennedy (Hugh W. Conwell), Edwin Holt (XO), J.R. Rodriguez (Captain of the Narushio), Jerry Riggs (Beast), Kiska Meadows (Inko), M.B. Cartell (Beast), Michael Brady (Engineer), Mike McGovern (Kouichi Nakamura), Peter Lasko (Beast), Rhonda Bellamy (Gen. Gilford), Rick Forrester (Novo), Scott Bailey (Pilot)
Incidental: Stan Wood (Sonar 1)
Additional Voices: Bill Flaman, Daniel Richani, Paul Johnson
- 3. Hearts
Recurring: Boise Holmes (Shidll Dedson)
Episodic: Ali Bell (Beast), Jerry Riggs (Beast), Justin Smith (Katsuma Nonaka), Kara Houck (Daughter of Beast), Kiska Meadows (Inko), M.B. Cartell (Beast), Pam McChino (Women), Peter Laniv (Beast B), Peter Lasko (Beast, Akihiro Okawa), Scott Bailey (Beast A), Thomas Bruning (Red Spot)
- 4. Minasoko
Episodic: Bill Flaman (Operator A), Bryan Bolick (Cpt. Maracott of the Umera), Chris Nubel (Operator B), Cullen Moss (Alexander David Cekeros), D.C. Kennedy (Hugh W. Conwell), Ed Cord (Launch Control), Jason Hatfield (Beast B, Villager), Jeff Call (Beast C), Juliet Cesario (Villager), Justin Smith (Katsuma Nonaka), Kara Houck (Daughter of Beast), Kazu Takeda (Cpt. Shou of the Shang), Maxwell Paige (Shidll Dedson), Michael Brady (Beast D, Villager), Mike McGovern (Kouichi Nakamura), Pam McChino (Women), Peter Lasko (Akihiro Okawa), Rhonda Bellamy (Gen. Gilford), Rick Forrester (Novo), Tony Schnur (Beast A, Villager), Treena Hales (Villager)
Additional Voices: Bill Flaman, Chris Nubel, Ed Cord