G.I. Joe: A Real American Hero - The M.A.S.S. Device Slaves of the Cobra Master (Season 1, Episode 2)
TV-Y
TV Episode | 23 min | Animation, Action, Sci-Fi

Primary photo for Slaves of the Cobra Master

G.I. Joe: A Real American Hero - The M.A.S.S. Device

Slaves of the Cobra Master (Season 1, Episode 2)

TV-Y

TV Episode | 23 min | Animation, Action, Sci-Fi

As Duke tries to escape from Cobra Temple, GI Joe constructs its own Mass Device. The two sides race for three rare elements that power the device, with Scarlett leading the Joes to an arctic mine in order to acquire radioactive crystals.

Director

Dan Thompson (supervising)

Writer

Ron Friedman

See all filmmakers & crew (12)

Edit Released

Updated Sep 13, 1983

Release date

Sep 13, 1983 (United States)

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Cast	+ Add Cast
12 cast members

Name	Known for
Libby Aubrey Cover Girl (voice) Cover Girl (voice) See fewer	G.I. Joe (1985)
Michael Bell Duke / Major Bludd / Dr. Vandermeer (voice) Duke / Major Bludd / Dr. Vandermeer (voice) See fewer	The Transformers: The Movie (1986)
Jackson Beck Announcer (voice) Announcer (voice) See fewer	Take the Money and Run (1969)
Arthur Burghardt Destro / Stalker (voice) Destro / Stalker (voice) See fewer	Network (1976)
Buster Jones Doc (voice) Doc (voice) See fewer	The Transformers: The Movie (1986)
Christopher Collins Breaker / Cobra Commander (voice) (as Christopher Latta) Breaker / Cobra Commander (voice) (as Christopher Latta) See fewer	The Transformers: The Movie (1986)
Rob Paulsen Cobra Slavemaster / Flash / Snow Job / Tripwire (voice) Cobra Slavemaster / Flash / Snow Job / Tripwire (voice) See fewer	Animaniacs (1993)
Marla Frumkin Selena (voice) (as Marla Frumkin Scott) Selena (voice) (as Marla Frumkin Scott) See fewer	G.I. Joe: A Real American Hero - The M.A.S.S. Device (1983)
John Stephenson Gen. Flagg (voice) Gen. Flagg (voice) See fewer	Charlotte's Web (1973)
B.J. Ward Scarlett (voice) Scarlett (voice) See fewer	G.I. Joe (1985)
Frank Welker Rock 'n Roll (voice) Rock 'n Roll (voice) See fewer	Transformers: Dark of the Moon (2011)
Peter Cullen Dr. Laszlo Vandermeer / Ramar (voice) Dr. Laszlo Vandermeer / Ramar (voice) See fewer	Transformers: Dark of the Moon (2011)