Van Riemsdyk, who signed a five-year contract with the Flyers on July 1, spent the past six seasons with the Maple Leafs, scoring 294 points (154 goals 140 assists) in 413 games. He has four points (one goal, three assists) in six games with Philadelphia this season.
The Flyers defeated the New York Rangers 4-0 on Friday. Philadelphia is 1-3-1 in its past five games.
Garret Sparks will start in goal for the Maple Leafs, who were defeated by the Columbus Blue Jackets 4-2 on Friday. Toronto will try to avoid losing three straight games in regulation for the first time this season.