The Blackest Poison
- Episode aired Mar 5, 1993
- TV-GTV-G
- 23m
King Arthur, Queen Guinevere, the knights, and Arn travel to Velquin to establish a treaty with King Edward, who is unfamiliar with their system of justice but more open to it than his siste... Read allKing Arthur, Queen Guinevere, the knights, and Arn travel to Velquin to establish a treaty with King Edward, who is unfamiliar with their system of justice but more open to it than his sister Sadisa, who flirts with Arthur and disrespects Guinevere. The night after their arrival,... Read allKing Arthur, Queen Guinevere, the knights, and Arn travel to Velquin to establish a treaty with King Edward, who is unfamiliar with their system of justice but more open to it than his sister Sadisa, who flirts with Arthur and disrespects Guinevere. The night after their arrival, someone slips King Arthur a poison in his drink, forcing Merlin's help to be sent for and... Read all
Robby Benson
- Prince Valiant
- (voice)
Michael Horton
- Arn
- (voice)
Noelle North
- Rowanne
- (voice)
- (credit only)
Alan Oppenheimer
- Merlin
- (voice)
- (credit only)
Tim Curry
- Sir Gawain
- (voice)
James Avery
- Sir Bryant
- (voice)
- (credit only)
Dorian Harewood
- Sir Bryant
- (voice)
Simon Templeman
- Sir Mordred
- (voice)
John Glover
- King Edward
- (voice)
Sean O'Bryan
- Sir Geoffrey
- (voice)
Karla DeVito
- Princess Sadisa
- (voice)