Callahan, 24, appeared in 62 games for the American Hockey League’s Grand Rapids Griffins in 2015-16 and ranked among team leaders with 19 goals (4th), 32 points (8th), 94 penalty minutes (2nd), four power-play goals (T3rd) and 139 shots on goal (T8th). The native of Whittier, Calif., has skated in 299 games for Grand Rapids since 2011-12, totaling 143 points (78-65-143) and 365 penalty minutes. He has also added 18 points (7-11-18) and 48 penalty minutes in 41 career AHL postseason games and was a member of the Griffins’ Calder Cup championship team in 2013. Callahan also appeared in one game for the Red Wings during the 2013-14 campaign.

Originally drafted by the Red Wings in the sixth round (180th overall) of the 2009 NHL Entry Draft, Callahan spent three seasons with the Kelowna Rockets of the Western Hockey League prior to his professional career. In 204 career major junior games from 2008-11, he recorded 128 points (57-71-128) and 440 penalty minutes and added 19 points (8-11-19) in 44 playoff games. Callahan helped Kelowna capture a WHL championship in 2011, picking up nine points (5-4-9) in 10 postseason games. The 6-foot, 195-pound forward also won bronze with the United States at the 2011 IIHF World Junior Championship, appearing in six games and scoring one goal during the tournament.

