Season 12

01 Lassie Meets a Challenge Episode 112th September 1965 02 Sudden Fury Episode 219th September 1965 03 Lassie and the Dynamite Episode 326th September 1965 In an area being developed for swimming and fishing, two youngsters playing hooky wander into the blasting zone. Lassie is able to bring help and rescue the boys. 04 Lassie and the Seagull Episode 43rd October 1965 05 Charlie Banana Episode 510th October 1965 06 In the Eyes of Lassie Episode 617th October 1965 07 Trouble at Paradise Lake Episode 724th October 1965 08 Little Dog Lost Episode 831st October 1965 09 Lassie's Time of Peril Episode 97th November 1965 A flooded river threatens to sweep away a bridge construction project. Ranger Corey Stuart and Lassie brave the raging waters in a small boat to construct a log chain barrier and control the flow of water and logs. 10 In the Midst of Splendor Episode 1014th November 1965 11 Lassie Saves a Life Episode 1121st November 1965 12 The Waif Episode 1228th November 1965 13 Crisis Episode 135th December 1965 14 Pitfall Episode 1412th December 1965 15 Temper the Wind Episode 1519th December 1965 16 The Gift of Life Episode 1626th December 1965 17 Lassie Catches the Poachers Episode 172nd January 1966 18 The Town That Wouldn't Die Episode 1816th January 1966 19 Just One Old Cow Episode 1923rd January 1966 20 The Outcast Episode 2030th January 1966 21 Cradle of the Deep Episode 216th February 1966 22 The Homesick Hound Episode 2213th February 1966 A bloodhound needs to be relocated, but he dislikes all his new abodes. 23 The Silent Threat Episode 2320th February 1966 Corey and another ranger battle a spruce bud worm infestation by spraying but meet resistance from a horse ranch owner. Lassie makes friends with a colt and reveals the true cause of death of one of the horses. 24 The Friendless Episode 2427th February 1966 25 Avalanche Episode 256th March 1966 26 Babes in the Woods Episode 2613th March 1966 27 Lassie's Rescue Mission Episode 2720th March 1966 28 The Doll Episode 2827th March 1966 29 The Untamed Land Episode 293rd April 1966 30 The Day the Mountain Shook Episode 3017th April 1966 31 The Vigil Episode 3124th April 1966 32 The Strongest Instinct Episode 321st May 1966