Filmation Associates: H-R: Lassie's Rescue Rangers: Mystic Monster

Filmation Associates

Cartoon Characters:

 Lassie, Ben Turner, Laura Turner, Jackie Turner, Susan Turner, Ben Turner, Jr., Gene Fox, Old Toothless (mountain lion), Edgar (crow), Fastback (turtle), Robbie (raccoon), Musty (skunk).

Directed By

 Hal Sutherland.

Produced By

 Lou Scheimer, Norm Prescott.

Originally Released on September 22, 1973.

Originally Aired on

ABC

Running Time:

 30 minutes.

Color

U.S.A.